Contributions
- Gabe Saporta (Cobra Starship) – additional vocals on "Crowded Room".
- Mason Musso (Metro Station) – additional vocals on "Crowded Room".
- Andrew McMahon (Jack's Mannequin & Something Corporate) – piano on "After the Last Midtown Show".
- Ryland Blackinton (Cobra Starship) – additional vocals on "About a Girl".
- Alex Suarez (Cobra Starship) – additional vocals on "His Girl Friday".
- Blake Healy (Metro Station) – piano on "His Girl Friday" and "Summer Hair = Forever Young".
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