“Bathroom Humor” (2006)
All of New York society attend Karen's birthday party, but Will, Grace and Jack embarrass themselves and get stuck in the bathroom with the birthday girl.
Looking for the Birthday episodes of Will & Grace? Here's the complete list, all 9 of them, with season and episode numbers so you can jump straight to the right one, plus a quick note on why each is worth your evening.
All of New York society attend Karen's birthday party, but Will, Grace and Jack embarrass themselves and get stuck in the bathroom with the birthday girl.
Will gets taken to Champions on Ice for his birthday, even though he's just wanting to spend a quiet evening at home.
When Grace convinces Karen to accompany her to her father Martin's birthday bash, the situation turns awkward when it is just the three of them. Struggling to gain the attention of her seemingly aloof father, Grace tags along with him to the golf range in hopes of scoring some…
Grace runs into Will's estranged brother, sparking tension when she invites him to Jack's birthday party in order to get him and Will speaking again.
Will and Grace end up seeing a couple who are an older version of themselves. Karen seeks help from Jack and Ben in making a homecooked meal for Stan for his birthday.
Will attempts to surprise Grace for her birthday by sneaking Leo (Harry Connick Jr.) back from Africa.
It's Will's birthday and everyone is in the mood for a happy birthday celebration, although Will is a bit hesitant because he has never had a happy birthday. Now that he is in a good relationship with his new boyfriend Vince, Will decides to give his birthday a chance. Grace…
Grace brings Will for support when she goes home to celebrate her deceased mother's birthday. Jack's faith in love is crushed after breaking up with Drew and uncovering a secret in Karen's marriage.
Will and Grace's plan to win over Will's new boss goes awry when he drops dead in their apartment; Estefan and Karen's mutual dislike puts Jack in full damage control mode at his birthday dinner.
There are 9 Birthday episodes of Will & Grace, from “Will on Ice” (S01E11, 1999) through “Dead Man Texting” (S10E10, 2019).
A good place to start is “Bathroom Humor” (S08E11, 2006). All of New York society attend Karen's birthday party, but Will, Grace and Jack embarrass themselves and get stuck in the bathroom with the birthday girl.
The most recent is “Dead Man Texting” (S10E10, 2019).
They're spread across 7 seasons, from season 1 to season 10.