Yet, if you dont keep them tight, your guitar can slip off even easier than it would otherwise.
I remember once, in this school band, the other guitarist put his arms up in the air while yawning, and the straplocks let go. !>CRASHAnywhoooo, cool onstage tricks, play the guiar behind your back, that one's cool. I usta do that when I didn't have any solos and wanted some attention. :)