American Idol celebrated its 20th Anniversary with the “Great Idol Reunion” on Monday, May 2nd.

The show welcomed back its original judges, Paula Abdul and Randy Jackson, along with former cast members Jordin Sparks, David Archuleta, David Cook, Justin Guarini, and more.

Season 10 winner Scotty McCreery and runner-up Lauren Alaina returned to the stage and performed “When You Say Nothing At All” together.

Since their season aired 11 years ago, McCreery has earned four No. 1 hits with “Five More Minutes,” “This Is It,” “In Between” and “You Time.” Alaina scored two No. 1 songs; “Road Less Traveled,” and  “What Ifs” with Kane Brown.