1. The — Pilot (love & Marriage)

1. Will & Grace: "The Pilot" (also known as "Love & Marriage")

: Their unique "codependent" dynamic is established as they navigate Grace’s potential marriage. 1. The Pilot (Love & Marriage)

: Grace’s socialite assistant, though she and Jack do not actually meet until the second episode. 1. The Pilot (Love & Marriage)

: While not the title of its pilot, "Love and Marriage" (performed by Frank Sinatra ) is the iconic theme song for this series. 1. The Pilot (Love & Marriage)