This Day In Rock History: January 31st
1969 Led Zeppelin played the first of two nights at The Fillmore East, New York City during the band's first North American tour. Porter's Popular Preachers opened the night, then Led Zeppelin took the stage. It is alleged that Zeppelin's show was so powerful and got such an enthusiastic audience that headliners Iron Butterfly refused to follow them.
2017 English singer, bassist, and songwriter John Wetton died in his sleep at his home in Bournemouth, Dorset, UK from colon cancer. He rose to fame with bands Mogul Thrash, Family, King Crimson, Roxy Music, Uriah Heep, and Wishbone Ash. After his period with King Crimson, Wetton formed UK, and later he was the frontman and principal songwriter of the supergroup Asia. Their biggest hit 'Heat of the Moment', reached No. 4 in the US in 1982.
source: thisdayinmusic