Marissa gives Larry a check made payable to cash in payment for a computer that she is buying from him. Larry then gives the check to his nephew, Gary Graduate, without indorsing it, as a graduation gift. Marissa then stops payment on the check because she claims that Larry breached the contract. When the check bounces, Gary makes a claim against Marissa for the amount of the check. If Marissa claims that she has a defense against payment to Gary since Larry breached the contract, what is Gary's best response