Original sentence: In 1996 Pope John Paul II had Mass in front of 150,000 people, which is the biggest crowd in Slovenia ever.In 1997 Michael Jackson was scheduled to have a History World Tour concert, but it was cancelled, because only 3,000 tickets were sold.In 2009 Madonna was scheduled to have a Sticky & Sweet Tour concert, but it was cancelled due to the problems with logistics.In 2009 The Killers performed in the Hippodrome in front of 30,000 people, as a part of their Day & Age Tour
Edited sentence: In 1996, Pope John Paul II had Mass in front of 150,000 people, which is the biggest crowd in Slovenia ever.In 1997, Michael Jackson was scheduled to have a History World Tour concert, but it was cancelled, because only 3,000 tickets were sold.In 2009, Madonna was scheduled to have a Sticky & Sweet Tour concert, but it was cancelled due to the problems with logistics.In 2009, The Killers performed in the Hippodrome in front of 30,000 people, as a part of their Day & Age Tour