Season 3 finale. With Hunter Valentine's tour schedule picking up, the band wastes no time in auditioning a replacement for Somer. Lauren debates tagging along with the band on tour. Romi and Dusty take their professional partnership to the next level. Kacy and Cori make a crucial decision regarding their future as parents. Whitney and Sara are mere days away from their wedding, but nerves, anticipation and disapproval all play a part as the girls tackle the biggest challenge of their relationship so far: getting to the altar.