The tour was supposed to start Process_start in 1999 , but was delayed Change_event_time until 2001 as Madonna gave Giving birth Presence to her son , got married Forming_relationships to Guy Ritchie , was working on `` Music '' , and was busy filming Create_artwork `` The Next Best Thing '' .

On February 3 , 1959 , American rock and roll musicians Buddy Holly , Ritchie Valens , and `` The Big Bopper '' J. P. Richardson were killed Killing in a plane crash Catastrophe near Clear Lake , Iowa , together with pilot Roger Peterson .