Complex sentence: Dr. Dre & Snoop Dogg played this song as one of 3 songs they did, for and a tribute to 2Pac, with the crowd singing the chorus to the song.
Split into simpler sentences: Dr. Dre & Snoop Dogg played this song as one of 3 songs they did, for and a tribute to 2Pac. With the crowd singing the chorus to the song.