According to the press release:
Three New Tracks from Rihanna Coming to “Dance Central 2”
“Dance Central 2,” on Kinect for Xbox 360, is helping spread the Christmas cheer with an announcement that adds to the massive list of hit songs from the world’s top artists.
Tomorrow, 20th December, three new songs from pop and R&B sensation Rihanna will arrive for “Dance Central 2,” available to download on Xbox LIVE Marketplace for 240 Microsoft Points each. Purchase them as a pack for just 640 Microsoft Points – a discount of 80 Microsoft Points! Tracks from Rihanna’s fifth studio album, 2010’s LOUD, “What’s My Name?” featuring Drake, “S&M” and “Only Girl (in the World)” will be added to a line-up that includes “Rude Boy” on “Dance Central 2,” “Pon de Replay,” importable from the original “Dance Central,” and “Disturbia,” a Game Add-on also importable from the original “Dance Central.”
Rihanna’s tracks bolster an already diverse list of more than 100 songs available to “Dance Central 2” players through on-disc tracks, song importing from the original “Dance Central,” and downloadable songs on Xbox LIVE Marketplace, including two recently-released songs from Lady Gaga.