Marion, Tonia and Maxwell's partnership falls apart in the aftermath of an earthquake that leaves the sports clinic in ruins. Meanwhile, Tiffany reconsiders going to college.

Seeking an upgrade, Maxwell urges Marion to date the contractor who's fixing up the clinic. Meanwhile, Tonia dates L.A. Lakers basketball star Derek Fisher.

Marion gives his pal Tito a job at the sports clinic, where he's a real piece of work for Max and Tonia. Meanwhile, Tonia and her boyfriend Derek face a complication in their romance.

Marion makes a brief appearance during Tonia's meeting with an ad agency, and lands an underwear-modeling gig. Meanwhile, Tiffany decides to move out.

Marion and Maxwell's on-shore escapade continues, while out-at-sea, Mercedes frets that Maxwell has ditched her.

Rivalry with a clinic across the street results in a series of pranks. Meanwhile, Tiffany, Carl and Raynelle are having trouble with trying to finish their psychology papers.

musical guest: Suede Tonia's motivational speech to juvenile female inmates inspires a prison break. Meanwhile, Tito's determined to manage a singing group.

Marion and the gang participate in a dream therapy session.

Marion provides living space for Natalie, a girl from the old neighborhood who's all grown up now.

Tiffany is attracted to an older grad student.

Marion advises Tiffany to steer clear of Graham. Meanwhile, Marion and Tonia scheme to reunite Maxwell and Mercedes.

At Christmastime, Tonia's sister, Yolanda, voices to Marion her doubts that the ministry is her true calling.

After a breakup, Marion is sued for damages over the ""little lies"" he uttered during the relationship.

Marion and Natalie have overwhelming urges for each other during a charity tennis tournament.

Marion and Natalie establish relationship rules; Mercedes proposes to Maxwell; Tiffany is the birthing coach for a woman with a grudge.

To make clinic rent money, Marion rebuilds a youth center, where he confronts a bad guy from his past.

Marion wants to get Blake out from under Eddie's bad influence.

Tiffany helps out her single-mom friend Shara. Meanwhile, Marion's paternal feelings worry Natalie.

Marion denies having feelings for Natalie, as he and Tito throw a bachelor party for Maxwell.

After seeing Gabrielle and Mark kissing passionately, Tiffany confronts the amorous couple about their betrayal. Marion visits his grandmother in Queens, and also sees Natalie. Meanwhile, Mercedes' wealthy ex boyfriend, Evan Burnett, returns.

Mercedes and Maxwell's marriage is jeopardized when their parents bicker on their wedding day. Meanwhile, Marion considers popping the question to Natalie.