Grant faces his fear of creepy crawlies. Meanwhile, Ally revisits a spicy romance.

Ally transforms into an iconic character for their license photo. Grant learns to bite his tongue.

Ally attends their own funeral. Grant spends a night in bear country with impractical supplies.

Grant headlines a comedy show without any jokes. Ally goes public with their teenage diaries.

Ally makes their "singing" debut. Grant crams his big Irish family into his tiny L.A. apartment.

Grant's challenge gets under his skin. Ally becomes bedfellows with a 14-foot beast.

Ally chooses champagne over charm. Grant tries really hard to get hard.

Grant must sell all his earthly possessions. Ally gives their roommates the HerbalWay hard sell.

Ally faces a challenge written in ink, while Grant struggles with the prospect of a public stink.

Ally and Grant face their final challenges.