Additional B-1 Commitment means, with respect to an Additional B-1 Lender, the commitment of such Additional B-1 Lender to make an Additional B-1 Loan on the Amendment No. 1 Effective Date, in the amount set forth on the joinder agreement of such Additional B-1 Lender to Amendment No. 1 (or such lesser amount allocated to it by the Amendment No. 1 Lead Arranger). The aggregate amount of the Additional B-1 Commitments of all Additional B-1 Lenders shall equal the outstanding aggregate principal amount of Non-Exchanged Loans.