Scrubs - Season 9, Episode 10: Soundtracks

Drew tells Lucy she deserves a second chance. Nicole decides to go with steroids. Lucy tells her mother over the phone that school is harder than she thought and that she's having a tough time with it. Denise tells Drew that she loves him, then she tells him not to talk to her for a couple of days.

Cole did his test prep by singing Nickelback in front of the mirror in the bathroom - during the med test (flashback scene).

Cole sings to himself.