Whereas we don't have access to her cognitive process, we can observe her personal approach and public interaction. Considering the function pairs, Ti/Fe (I think/we feel) is necessarily contrasted by Fi/Te (I feel/we think). The first tandem internalizes objective standards, intersecting the lines of conformity and rebellion (from cheesy pop to Rihanna to Eminem), while the second externalizes subjective expression, the need to go one's own way (from Bob Dylan to Björk to Marilyn Manson).
As stated above, Lavigne was someone whose music label wanted to adapt her stage persona to an emerging market of mascara and black tutus, away from a saturated country-western scene. Whatever rebellion anyone may have attached to the oxymoronic "pop punk" decor of the noughties, it was never more than a short-lived corporate ploy. Whoever she is beyond the public veneer, her bland mainstream music and Walt Disney costume designs will not capture it.
Ne dom, that is. Intense, overactive, darting eyes as evidenced by Jim Carrey, John Cleese, or Conan O'Brien. Or, as it concerns women, Claire Danes, Miley Cyrus, and Britney Spears.
