Exes show up unexpectedly in the Season 29 premiere.
Jamie and Thomas learn about each other's sexual history; Cory's temper threatens his budding relationship.
Jamie's jealousy of Thomas's ex boils over; Jay tries to cover up a scandalous night of partying.
Jenny's wild behavior upsets Brian; Thomas gets stuck in a love triangle; and one of the roommates discovers she's pregnant.
Brian is in trouble. Arielle reveals something about herself. Cory's ex girlfriend finds out that she's pregnant.
Jenny seeks revenge after Brian cheats on her; Jamie creates drama between Jenna and Jay by revealing a secret.
An unlikely bromance forms between Brian and Cory; Jenna discovers a video of Jay with another girl.