Miley Cyrus v Lily Allen: binary opposites?

I'll return to this with more links/points later, but for now consider these two seemingly sharply divergent representations of gender and sexuality (Allen has faced considerable flak too) in these two much-discussed vids (part of a contemporary, 2013 triumverate of controversy with Robin Thicke's Blurred Lines [previously blogged on]):

NB: Cyrus' video for Wrecking Ball contains sexual content, while Allen's Hard Out Here contains strong language (and has been accused of racism)

and...

TBC
We could view one as reflective of post-feminist attitudes, the other more traditionally feminist, but its worth noting too such debates take place in many different forms - and with more serious consequences elsewhere. The Femen movement have achieved a high profile in a short space of time, with tactics criticised by others who would label themselves feminists too: appearing topless with slogans scrawled over their bodies. Femen have been active in many countries, but notably Ukraine and Russia - in the latter the travails of Pussy Riot, feminist Russian punks, are well documented in the BBC Storyville film.