"Say Somethin" is the debut single by American singer Austin Mahone, released from his first EP, Extended Play.

"Say Somethin'" was written by Austin Mahone, Brandon Green, Mike Posner and Bruce Robinson.

[4] Taylor Weatherby of Billboard stated, "Between a bopping beat and super innocent lyrics — not to mention his adorable pre-puberty vocals — this is one heck of a hook-'em track for a debut.

"[5] In 2012, Mahone released the promotional single "11:11" that reached number 19 on the US Billboard Heatseekers Songs chart.

[8] The video was filmed in a school setting and was heavily played on teen-oriented music channels, giving him great media exposure.