"Pete really thought he was just coming ... Peyton Sawyer, was a high school senior on the show when Wentz, 42, made a cameo as himself, performing with his Fall Out Boy bandmates in a season ...

Pete Wentz and Patrick Stump of Fall Out ... and it's hard "to get through to your buddy." He also said Wentz was "probably high" at the time, to which the bassist responded, "Yeah, bro.