Read this on tvguide.com:
Spoilers:
Eddie Cahill (Tag) will appear in this episode.
Slight Spoiler for TOW the Red Sweater
Sep 23, 2001, 4:32 PM ET2 posts by 2 postersalt.tv.friends
2 posts
Also note the description:
CONVINCED she knows the garment's owner, Phoebe sets up a surprise meeting between her expectant friend (Jennifer Aniston) and the unsuspecting daddy.