Issuer Parties. As of the Closing Date, the Issuer Parties constitute all of the parties that are party to the Senior Credit Agreement. (t)
Guarantors So long as any Registrable Notes remain outstanding, the Issuers shall cause each Person that becomes a guarantor of the Notes under the Indenture to execute and deliver a counterpart to this Agreement which subjects such Person to the provisions of this Agreement as a Guarantor. Each of the Guarantors agrees to join the Company in all of its undertakings hereunder to effect the Exchange Offer for the Exchange Notes and the filing of any Shelf Registration Statement required hereunder.