American Authors - Best Day Of My Life (Live From Live Nation Labs SXSW 2014)

American Authors takes the stage to lead a glee-inducing sing-along to “Best Day of My Life“ during our Live Nation Labs showcase at SXSW! American Authors recently performed this hit song on the Kids Choice Awards and it was a featured song on FOX’s “Glee“! American Authors are an indie rock band from New York City signed to Island Def Jam. The band rose to critical acclaim with their breakout hit “Best Day of My Life“ taken from their debut album Oh, What A Life. Get Tickets: Enter for a chance to win Live Nation concert cash: Subscribe to Live Nation on YouTube: