On Weezer.com yesterday, 2 new prospective demos for album 5 were made available for download. One of the tracks, "Yellow Camaro," features guitarist Brian Bell singing lead. Karl, Weezer's manager, has been submitting daily recording updates, and he has made significant mention of the band recording some of Pat's and Brian's songs, and Rivers letting them sing lead on the tracks. You can get the tracks in the A/V section of Weezer.com.