The live version receives considerable airplay on album-oriented rock format stations.

"[5] Cash Box called it "a rocker with solid instrumentation and a full arrangement [that] is augmented by the backing harmonies and some good lead guitar licks.

"[1] Record World said that it was the band's "most commercial AM effort in some time" with "good pacing and balance between vocal and instrumental ends.

"[6] Ultimate Classic Rock critic Michael Gallucci rated it to be the band's 2nd greatest song, saying that the live version on Blow Your Face Out is the best version, in which "the energy levels are pushed to a whole other level of greatness.

"[7] Classic Rock History critic Brian Kachejian named "Must of Got Lost" as the band's 6th best song, particularly praising the "great hook in the chorus.