His mother is a professional singer. In fact he said in the preperformance interview that the standards were what she sang as a professional. He may not have had "formal" lessons but he's at least had some exposure and influence from her.
1-3 Taylor Hicks 30.774
1-3 Elliott Yamin 30.29
1-3 Katharine McPhee 27.763
4-6 Kellie Pickler 27.188
4-6 Chris Daughtry 25.409
4-6 Paris Bennett 24.376
7 Ace Young 20.5
I won't be surprised if Paris and Ace are in the bottom three, but will be if Chris is. Ace in last place is in line with the majority of predictions out there -- consensus being that he will go home tonight. (He did look like a bad Antonio Banderas immitation last night.)