From the press release:

The four major professional sports teams in Seattle have joined together to create a video message for the "It Gets Better Project." Players from the Seattle Storm, Seattle Sounders FC, Seattle Seahawks and Seattle Mariners are featured in the video, which was posted today on YouTube, the individual team websites, and was submitted today to The participating players are center/forward Lauren Jackson and forward Swin Cash of the Storm, forwards Mike Fucito and Roger Levesque of the Sounders, wide receiver Mike Williams of the Seahawks, and relief pitcher Brandon League and infielder Brendan Ryan of the Mariners.

"As far as we can tell, this is the first time a community's professional sports teams have joined together to take a stand on this important issue. We are proud to be part of it," said Chuck Armstrong, Seattle Mariners President and COO.