Taylor Swift, Bono, Kristen Stewart, Lady Gaga and Dakota Fanning are the newest stars participating in the Heal Haiti Charitybuzz Auction.

They are joining celebs including Kate Bosworth, Mark Wahlberg, Christian Bale, Lorraine Bracco, Liv Tyler, Orlando Bloom, Chris Martin, Larry King, Gisele Bundchen, Tom Brady, Julianne Moore, Paula Abdul, Ben Stiller, Jimmy Kimmel, Heidi Montag, Gilles Marini and David Beckham, who have all donated time, experiences, and coveted collectibles to raise funds for more than a dozen organizations on the ground in Haiti through charitybuzz.

Taylor Swift is auctioning off the dress she wore at the Hope for Haiti telethon to benefit Oxfam International.

Lady Gaga is auctioning off a signed costume from her recent tour to benefit Oxfam International.

Bono is auctioning off a pair of his signed Armani sunglasses to benefit Oxfam International.

Kristen Stewart, Dakota Fanning and dozens of other celebs signed a Ltd. Edition Corina Burton Snowboard that is being auctioned off to benefit the American Red Cross Haitian Relief Fund.

The Heal Haiti Charitybuzz Auction is currently live at www.charitybuzz.com/healhaiti. You can follow on twitter at @charitybuzz for the latest updates.