Maddi finds unexpected romance in an old pal; Charleston is once again filled with rumors as Will gets real about his feelings for Emmy; as everyone hits the pool to celebrate Michols' birthday, Joe confronts TJ over betraying his trust.

Joe walks back rumors TJ's been spreading as gossip about Will runs rampant; Maddi and Grace hit the studio; Michols moves forward in his love life; Brad and Molly have different approaches to Emmy's meltdown at Republic.

Joe cozies up to Maddi's parents; TJ follows up on unfinished business; Will catches up with old friends, who dig up old beefs; Lake shows the gang how she got her name and her family dime; Emmy tries to repair relationships.

As Michols builds the courage to confess his secret to Emmy, Lake gets an unexpected visitor at her lake house; Joe attempts to rebuild his friendship with TJ; Brad and Lake continue to play games with one another.

Joe and TJ heal old wounds; A stroll down King Street leads to chaos at Republic; TJ's Sir Wieners gets a huge endorsement; Joe reveals his fears about Maddi's DJ career.

Just as a new rumor about Will cheating drops in Charleston, everyone jets off to support Maddi at her big DJ gig in Las Vegas; after Brad leaves Lake in the friendzone, he starts to get second thoughts; a surprise guest drops in.

After Brad can't help falling in love, Austin confronts Will; Joe's rattled that Grace put herself before Maddi; one lucky couple decides if it's now or never at a wedding chapel off the Vegas strip.

TJ's anxiety mounts as he tries to impress Leva by hosting a Sir Wieners Launch at Republic; Lake introduces an old flame, which opens new wounds; while Emmy and Will have a moment of peace, Joe and Maddi's honeymoon phase faces some challenges.

Joe and Maddi's disagreements at home bleed into work; Michols confides in his stepdad; Lake makes some tough choices; Emmy invites the gang to prom; TJ takes matters into his own hands when he realizes Will is lying.

Everyone dances their way to Prom Night, but TJ and Brad's search for the truth about Will impacts everything, including their friendships; Austin finds out that gossiping has consequences; Grace Lilly's prom date shocks everyone.