A Capella Singer is a fictional character portrayed by Ryan Alvarez in the TV series Rules of Engagement.
They appear in 1 episodes out of a total of 100 aired
Episodes1
Singing and Dancing
episode S5.E15 february 2011Audrey's annoying friend Liz creates problems for Audrey and Jeff when she moves in the apartment directly above theirs, while Timmy is surprised when Russell asks for an audition to join his a cappella group.