Paris Hilton may be on the prowl for a new BFF, but it appears her childhood bestie has already found one.
Nicole Richie is publicly praising pal Christina Aguilera, insisting the petite powerhouse is not only a musical force but also a Fabolous wife and mother.
The former Simple Life
star befriended Xtina when both women gave birth to their first children, harlow and Max respectively, last January.
"Christina and I haven't