3x23: Counterpoint
4x01: Starting Over
4x02: All for Love
4x05: Just Friends
4x07: Expectations
4x06: Generations
4x09: The Friend's Affair
4x10: Exits and Entrances
4x11: Moment of Truth
4x12: Malicious Mischief
4x13: Sleeping Over
4x14: Disco Queen
4x15: The Athlete
4x16: The Competition
4x18: Diversions
4x21: Going Straight
4x22: From Russia with Love