Welcome to Barney's Backyard Gang Reunion is a Barney Home Video that was released on VHS in August 15, 2000 and September 26, 2000 on DVD. The video celebrates Barney's 21st Anniversary.
Barney, Baby Bop, BJ and their friends get ready for a Backyard Gang Reunion party in the treehouse with the Backyard Gang kids - Michael, Amy, Tina, Luci, Derek and Adam.
- Barney (Voice: Tim Dever, Costume: David Joyner)
- Baby Bop (Voice: Julie Johnson, Costume: Jeff Ayers)
- BJ (Voice: Patty Writz, Costume: Jeff Brooks)
- Danny (Jeffrey Hood)
- Jeff (Austin Ball)
- Robert (Angel Velasco)
- Stephen (Chase Gallatin)
- Keesha (Mera Baker)
- Jill (Lana Whittington)
- Emily (Hannah Owens)
- Kristen (Sara Hickman)