Trina Riffin spends time with Mina Beff because they are BFFS. Every time Trina sees her brother Corey and his friends playing their music. That’s why Trina hates Corey and his band his music and everything about him. They have a very unhealthy sibling relationship as Trina is generally extremely rude to Corey and his band and constantly goes out of her way to ruin something good for him