Gwen Stefani has started having Botox injections. Her face is gradually starting to look shinier and more frozen. If you look closely at this photo you'll notice that her face looks a bit stoic. It's kind of like it's fixed in that expression.
Again, it looks like Gwen Stefani's face it struggling to move past a certain point. This gives indication that she's probably had Botox treatments.
This photo indicates that she may of had a facelift, but that's merely speculative. Although, her jowls definitely look lifted in the right picture. Do you think Gwen Stefani has had a facelift?