Original: Subsequent singles , '' Sk8er Boi '' and '' I 'm With You '' reached the top ten in the U.S. Thanks to the success of her first three singles , Lavigne was the second artist in history to have three # 1 songs from a debut album on the Billboard Mainstream Top 40 .
Simplified: Thanks to the success of her first three singles , Complicated , Sk8er Boi and I 'm With You , Lavigne , then a teenager , became the second artist in history to have three number 1 songs from a debut album on the Billboard Mainstream Top 40 .