Los Angeles, Sep 20 (TIWN) Singer Christina Aguilera has opened up about her much-discussed kiss with singer Madonna at a 2003 music awards ceremony.

During a recent interview with host Zane Lowe, Aguilera spoke about the lip-lock, reports people.com.  "Shock value gets more and more extreme or whatever. But honestly, at the time, yeah, I never thought anything of it," she said.  "It was like, 'Okay, it's two girls kissing'. It wasn't shocking back then. It's not shocking now, to me. But it's so many things," she added.  During the interview, Aguilera also spoke about how Madonna has influenced her career.  "Madonna, first of all, the queen of reinventing herself, was a huge inspiration," she shared.