The songs the judges picked for the Top 3 are under the cut:
Lauren Alaina - "I Hope You Dance" by Lee Ann Womack
Scotty McCreery - "She Believes In Me" by Kenny Rogers
Haley Reinhart - "You Ought To Know" by Alanis Morissette
Source:
http://mjsbigblog.com/lauren-alaina-haley-reinhart-scotty-mccreery-judges-pick-songs.htm