Ron Recasner

Chandler and Monica agree to give each other homemade presents for their six-month anniversary, but neither of them has anything prepared. Ross tries to teach martial arts to Rachel and Phoebe. Joey hires a look-alike.

Much to Maxwell's dismay, a handsome doctor proposes to Fran.

J.J. panics when his girlfriend claims that he has given her VD.

On a train trip, the Harts investigate an undercover police officer's death; guest Carol Lynley.

Mark mistakenly thinks that Eric has proposed to Vanessa so he asks her to marry him. Mark revokes the proposal when he discovers his mistake, but proposes to her again seriously on a scoreboard at a NBA game. Tim Hardaway and Gary Payton quest star.

The joyous visit by everyone's favorite, Grandma Cora, turns to gloom when she gets mugged in the park, but Mork turns the dastardly deed into a hilarious caper when he and Grandma join forces to even the score.