Deffo. Songs like Ouch and Peep Show are mature and different without alienating her sound somehow. You don't need to load your album with ballads to come off mature (like she did with BJ). That's the direction I hope she goes.
These jeans are really cool because their an artsy-fartsy, vintage, sorta faded, so they're kind of a funky term of endearment that could be useful is you wanted to have 6 or 7 costume changes.