Louie Sebert is the brother of singer Kesha.
In the Victorious episode "Ice Cream for Ke$ha", which also guest-starred his big sister, he appeared as the kid in the convenience store eating Leichter's Chunky Nut Blast Ice Cream, offering the S coaster in exchange for kisses with Tori Vega, Cat Valentine, and Jade West. He leaves after Trina Vega offered to kiss him in their place.