Donna tells David at the apartment that Noah opened the door for David to own the Peach Pit After Dark again and he turned it down. Now when Noah and David had this conversation, Donna had no idea that he was talking to David. Also there was no time for Noah to tell Donna this later, because Donna spent 12 hours at work before she confronted David about turning down Noah's offer.
6 Underground by Sneaker Pimps
I Hear You Calling performed by Brian Reardon
Comin' Home by Hum
Friends in Deed
From the phrase, "A friend in need is a friend indeed."