Simplify the following text for a Grade 6 native English-speaking person.
Original: John Bonham had two siblings ; his younger brother , Mick Bonham ( 1951 â `` 2000 ) , was a disc jockey , author and photographer and his younger sister , Deborah Bonham ( born in 1962 ) , who is a singer-songwriter . Bonham was married to Pat Phillips , and the couple had two children ; his daughter ZoÃ `` Bonham ( born July 1975 ) , who is a singer-songwriter and also appears regularly at Led Zeppelin conventions and awards , and his son Jason Bonham ( born 1966 ) , a rock drummer who has gained success with various bands including UFO , Foreigner , and Bonham .
Simplified: After Bonham died , Led Zeppelin decided to quit because they felt that Bonham was too good to be replaced .