1. High-Tops and Brown Jacket

Adam moves in with Bonnie on the season four premiere.

2. Sword Fights and a Dominican Shortstop

ROSIE O'DONNELL returns as Bonnie's ex-girlfriend.

3. Sparkling Water and Ba-dinkers

Bonnie worries she's become undesirable to Adam.

4. Curious George and the Big Red Nightmare

Roscoe is caught smoking pot.

5. Blow and a Free McMuffin

Christy & Bonnie rush to help a sick Violet.

6. Xanax and a Baby Duck

Christy discovers that Roscoe has used drugs and alcohol.

7. Cornbread and a Cashmere Onesie

Christy & Bonnie help Jill on a difficult anniversary.

8. Freckled Bananas and a Little Schwinn

Christy and Bonnie dip back into illegal activities.

9. Bad Hand and British Royalty

Adam's hard-partying friends come for a visit.

10. A Safe Word and a Rib Eye

Bonnie keeps Jill's pregnancy a secret from Christy.

11. Good Karma and the Big Weird

Christy pursues Marjorie's charming nephew (CHRIS PRATT).

12. Wind Chimes and a Bottomless Pit of Sadness

Christy, Bonnie, Jill & Wendy accidentally get high.

13. A Bouncy Castle and an Aneurysm

Bonnie meets a handsome stranger (DAVID JAMES ELLIOTT).

14. Roast Chicken and a Funny Story

Christy begs Adam to take Bonnie back.

15. Night Swimmin' and an English Muffin

Will Adam's ex-wife jeopardize Bonnie's sobriety?

16. Martinis and a Sponge Bath

Bonnie learns she's not Christy or Adam's emergency contact.

17. Black Mold and an Old Hot Dog

Christy helps Jill adjust to being a new foster mother.

18. Tush Push and Some Radishes

When Bonnie's mom dies, she & Christy discover a big secret.

19. Tantric Sex and the Sprouted Flute

Christy adopts her new boyfriend's ultra-healthy lifestyle.

20. A Cricket and a Hedge Made of B Gold

Bonnie becomes the go-to for everyone's problems.

21. A Few Thongs and a Hawaiian Funeral

Christy & Jill take Emily to see her mom (MISSI PYLE).

22. Lockjaw and a Liquid Diet

On the season finale, Bonnie's in trouble with the IRS.