Will, a gay lawyer, and interior designer Grace have been best friends since college. Living in the same apartment complex, they're constantly in each other's business. Stirring the pot of melodrama is Grace's `employee', Karen, and Will's flamboyant friend, Jack.
Grace returns from her travels with renewed vigour before receiving some life-changing news, while Karen teaches Will how to be better at phone sex. (S3, ep 1)
Karen orchestrates a Mamma Mia situation to find out the father to Grace's baby. Meanwhile, Will worries what will happen should he have a straight son. (S3, ep 2)
Will works out how to get back at Jack for years of hairline mockery. Grace tries to prove to Mrs Timmer she's got what it takes to be a single mother. (S3, ep 3)
The Chick and the Egg Donor: Will and Grace get ultra-competitive over their baby difficulties, while Jack lends Karen a helping hand her new baseball team. (S3, ep 4)
Grace and Jack hire the Grief Panda to help Will process the pain of his break-up. Grace believes she must fire a baseball-obsessed Karen to set her free. (S3, ep 5)
Committed to becoming a father, Will meets a potential surrogate with stellar reviews. Meanwhile, Grace hatches a plan to gain entrance into AnnieCon. (S3, ep 6)
Grace gives romance another shot with her neighbour, but an embarrassing incident puts her dignity in jeopardy. Will decides it's time for Jack to grow up. (S3, ep 7)
Will and Grace set out to prove their child is the better candidate for an elite school, while Jack creates problems between Karen and her booty buddy. (S3, ep 8)
Grace's niece is dating a bisexual man and tries to intervene with Will's help. Meanwhile, Jack gets permission from his husband to sleep with his celebrity hall pass. (S3, ep 9)
Marilyn hatches a secret plan when a couple are interested in adopting Grace's baby. Jack and Estefan go to extreme lengths to get rid of a rodent. (S3, ep 10)
Grace jeopardises her relationship with James when he invites her to the aquarium. Jack takes Will to church in an attempt to blow off steam. (S3, ep 11)
Filthy Phil - Part 1: Will suspects Karen's new love interest has sinister intentions. Miss Coco Peru tells Jack he's closing down his bar and Estefan wants Jack to take over. (S3, ep 12)
Filthy Phil - Part 2: Will and Grace race to save Karen after her new boyfriend takes her to a cabin in the woods. Jack makes up a story in order to keep his new bar relevant. (S3, ep 13)
Karen attempts to reclaim her ring, but finds it on the hand of Stan's new girlfriend. Will and Grace turn into the old folks they swore they'd never become. (S3, ep 14)
Will ropes Dr DiLorenzo into going on a fake date so he can spy on his surrogate, while Grace struggles with popping her gender reveal balloon. (S3, ep 15)
Will claims living with Grace is like Ricky living with Lucy. When Karen and Jack hear this, they each claim that they are the Lucy of the group. (S3, ep 16)
Will and Grace discuss their future living arrangement after going to an open house. Meanwhile, Jack must decide if he wants to stay in the city to pursue his dreams. (S3, ep 17)
Will is determined to not reminisce about his life in the city, Karen attempts to get closure with her ex and Jack's Broadway dream becomes a very real possibility. (S3, ep 18)