The Many Faces of Christina Aguilera – Did she get work done on her face?

Let’s face it Mrs. X-tina LOVES the make-up! She has never shied away from laying the stuff on thick and cakey… but in her defense I do recall thinking that:

She would be so much prettier without all the crap on her face
Minus the drag queen cosmetic application the lady can wail!! The lass can belt out a tune, whereas I always felt that Britney was more an “Entertainer” and required much “synthesizing” in the musical arena.
Well my question is has she had plastic surgery done on her face!?

The recent release of tour photos and images…