[1] It is the band's most commercially successful single, peaking at number seven on the Billboard Hot 100 and being certified double platinum by the Recording Industry Association of America.

[4] The song was written by Lindy Robbins, Evan Kidd Bogart, Nash Overstreet and Ryan Follesé while production was handled by Emanuel Kiriakou who also co-wrote the track.

The video features the band performing on a rooftop, as well as attending a kid's birthday party, where bassist Ian Keaggy is given a tattoo.

Nash's brother Chord Overstreet also appears in the video.

[5] "Tonight Tonight" was received well by critics, with Carolyn Giannini of The Sacramento Press saying that it had "summer anthem potential"[6] and Brian Mansfield of USA Today saying it had "the makings of one of the catchiest pop-rock anthems of the summer.