Stargirl: Leo finds a copy of #1 Record in Stargirl's record collection. She says that "Thirteen" reminds her of him and he listens to it on his phone after exiting her house. Later, they sing it together.
Katy Perry's "California Gurls" was named in homage to the band's song "September Gurls". It was Alex Chilton's death that caused Katy's manager to insist she title her song like that as a tribute.
