LOCK-UP AGREEMENT

Exhibit 10.4

LOCK-UP AGREEMENT

May 5, 2011

57th Street General Acquisition Corp.
590 Madison Avenue, 35th Floor
New York, New York 10022

Crumbs Holdings LLC
110 West 40th Street, Suite 2100
New York, New York 10018

Ladies and Gentlemen:

     This letter agreement (this “Agreement”) relates to a Business Combination Agreement entered into as of January 9, 2011, as amended by that certain Amendment to Business Combination Agreement, dated as of February 18, 2011, Amendment No. 2 to Business Combination Agreement, dated as of March 17, 2011 and Amendment No. 3 to Business Combination Agreement, dated as of April 7, 2011 (collectively, and as amended, the “Business Combination Agreement”) by and among 57^th Street General Acquisition Corp., a Delaware corporation (“Parent”), 57^th Street Merger Sub LLC, a Delaware limited liability company and wholly-owned subsidiary of Parent, Crumbs Holdings LLC, a Delaware limited liability company (the “Company”), the members of the Company as set forth on the signature page thereof, and the representatives of the Company and the Members. Capitalized terms used and not otherwise defined herein are defined in the Business Combination Agreement and shall have the meanings given to such terms in the Business Combination Agreement.

     1. In order to induce all Parties to enter into the Business Combination Agreement, the undersigned hereby agrees that, without the prior written consent of Parent and the Company, the undersigned: (i) will not, directly or indirectly, offer, sell, agree to offer or sell, solicit offers to purchase, grant any call option or purchase any put option with respect to, assign, transfer, pledge, borrow or otherwise dispose of, any Equity Consideration received pursuant to the Business Combination Agreement including, without limitation, any New Crumbs Class B Exchangeable Units or Parent Series A Voting Preferred Stock received pursuant to the Business Combination Agreement at the Effective Time (excluding any Liquidity Shares, Substitute Units, Substitute Preferred Stock, Substituted Stock, or Common Stock or other equity securities issuable upon the exchange thereof (collectively the “Excluded Shares”)) or Common Stock issuable upon the exchange thereof (“Closing Equity Consideration”) or securities convertible into or exercisable or exchangeable for such Closing Equity Consideration (collectively “Locked Up Equity Consideration” (including, without limitation, Locked Up Equity Consideration, which may be deemed to be beneficially owned by the undersigned in accordance with the rules and regulations promulgated under the Securities Exchange Act of 1934, as the same may be amended or supplemented from time to time (such shares or securities, collectively, the “Lock-up Shares”)); (ii) will not establish or increase any “put equivalent position” or liquidate or

decrease any “call equivalent position” (in each case within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, and the rules and regulations promulgated thereunder) with respect to any Lock-up Shares, or otherwise enter into any swap, derivative or other transaction or arrangement that transfers to another, in whole or in part, any economic consequence of ownership of any Lock-up Shares, whether or not such transaction is to be settled by delivery of Lock-up Shares, other securities, cash or other consideration; or (iii) will not engage in any short selling of any Lock-up Shares for a period commencing on the Closing Date and ending with respect to such shares or securities so indicated, as follows: (A) six (6) months following the Closing Date for one-third (1/3) of the Lock-up Shares, (B) nine (9) months following the Closing Date for one-half (1/2) of the Lock-up Shares, and (C) one (1) month after the audited financial statements of Parent for fiscal year 2011 shall have been completed for the remainder of the Lock-up Shares (all such periods together being the “Lock-up Periods”). For the avoidance of doubt, the Lock-Up Periods shall apply to the Lock-Up Shares as set forth on Schedule I to this Agreement. Notwithstanding anything in this Agreement to the contrary, this Agreement shall not apply and shall not create any restrictions with respect to Excluded Shares (or securities convertible into or exercisable pr exchangeable for such Excluded Shares). Notwithstanding anything in this paragraph 1 to the contrary, the undersigned may exercise any rights under the Registration Rights Agreement, provided, however, that no sale of Lock-up Shares by the undersigned shall be permitted during the Lock-up Period. Nothing in this Agreement shall prevent the undersigned from making any exchange permitted by the Exchange and Support Agreement, of even date herewith, by and among Parent, the Company and the members of the Company.

     2. The undersigned hereby authorizes Parent and/or the Company during the Lock-Up Periods to cause any transfer agent for the Lock-up Shares to decline to transfer, and to note stop transfer restrictions on the stock register and other records relating to, Lock-up Shares for which the undersigned is the record holder and, in the case of Lock-up Shares for which the undersigned is the beneficial but not the record holder, agrees during the Lock-Up Periods to cause the record holder to cause the relevant transfer agent to decline to transfer, and to note stop transfer restrictions on the stock register and other records relating to, such Lock-up Shares, if such transfer would constitute a violation or breach of this Agreement.

     3. Notwithstanding the foregoing, the undersigned may sell or otherwise transfer Lock-up Shares during the undersigned’s lifetime or on death (i) if the undersigned is not a natural person, to its equity holders, (ii) to the immediate family members (including spouses, significant others, lineal descendants, brothers and sisters) of the undersigned or its equity holders, (iii) a family trust, foundation or partnership established for the exclusive benefit of the undersigned, its equity holders or any of their respective immediate family members, (iv) a charitable foundation controlled by the undersigned, its equityholders or any of their respective immediate family members or (v), by will or intestacy to the undersigned’s immediate family or to a trust, the beneficiaries of which are exclusively the undersigned and a member or members of the undersigned’s immediate family or a charitable foundation controlled by any such persons, provided in each such case that the transferee thereof agrees to be bound by the restrictions set forth herein.

     4. Notwithstanding the provisions of this Agreement, the undersigned hereby acknowledges and agrees that such Member’s allocable portion of the Claim Shares set forth on the Member Allocation are subject to the terms and conditions of the Business Combination Agreement including, without limitation, the application of such Claim Shares to satisfy indemnification obligations as provided therein..

     5. The undersigned hereby represents and warrants that the undersigned has full power and authority to enter into this Agreement and that this Agreement constitutes the legal, valid and binding obligation of the undersigned, enforceable in accordance with its terms. Upon request, the undersigned will execute any additional documents necessary in connection with enforcement hereof. Any obligations of the undersigned shall be binding upon the successors and assigns of the undersigned from the date first above written.

     6. This Agreement shall be governed by and construed in accordance with the laws of the State of Delaware, without regard to the conflicts of laws principles thereof. Delivery of a signed copy of this letter by facsimile or other electronic transmission shall be effective as delivery of the original hereof.

[Signatures on the following page]

[Signature Page to Lock-Up Agreement]

SCHEDULE I

1 Month after

completion of FY

6 Months following

9 Months following

2011 audited

Shares

the Closing Date

the Closing Date

financials

New Crumbs Class B Exchangeable Units

633,749

950,625

316,875

Parent Series A Voting Preferred Stock

63,374.9

95,062.5

31,687.5