Christina Aguilera Is a Hogan?

“The Voice” judge Christina Aguilera (left) — and her Dirrty era extensions — showed up to the American Music Awards nominations in L.A. on Tuesday … looking like the long lost family member of Wynonna Judd Brooke Hogan (center) and Linda Hogan (right).

Hulk may have more ‘splaining to do.

We’re just sayin’.