FoxTrot by Bill Amend for July 11, 2000
Transcript:
Jason: Presenting exhibit "I." Marcus: For "Incriminating." Phoebe: It's a note. Eileen: Written in my secret code. Jason: It's practically a confession, Eileen! Your thieving days are over! Eileen: But I didn't write this! You have to believe me! Jason: Cuff her, detective Marcus. Marcus: By the way, don't push this secret button or they'll pop off. Eileen: Wait! I couldn't have written this!
I think it was Jason