12. A Stand Against Stassi

When Stassi refuses to forgive Katie for attending Scheana’s bachelorette party, Katie must either fight for her friendship or cut Stassi out of her life. Peter mistakes Vail’s flirting for interest and asks her on a date that quickly turns awkward. Kristen connects with the girl Tom Sandoval allegedly cheated with in hopes of finally breaking up his relationship with Ariana.