Clint Culp

Charlie runs into an ex with a child who looks and acts a lot like him. He begins to suspect that he is the child's father.

Meredith helps Cristina write an acceptance speech and Derek feels overwhelmed by his responsibilities. April and Jackson disagree over children and religion. Callie and Arizona attempt to reconnect.

Will forms an a capella group, and spends more time with them than he does with New Directions after he is asked to preform at the PTA meeting with some surprising additions to his group.

Jess worries that someone is trying to sabotage her first middle school dance and asks the gang to help chaperone.

Miley is rushing to go back to Los Angeles for Lilly's birthday, but her flight gets cancelled. Lilly is forced to spend the day with Jackson after Oliver gets sick.

Monk suspects the star of a hit TV crime show of killing his ex-wife, but the actor has a rock-solid alibi.