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TMZ — Time to clear out the deli aisle ... because we got some BRAND NEW BEEF ... Billy Joel's now hopped on the Madonna-bashing bandwagon, firing shots at Madge for her crappy singing.Billy skewered Madonna Monday night in NYC, during the first of his… ... more info

NME — Pop icon says she will be 'honoured to introduce her fellow freedom fighters' more info

Brooklyn Vegan — Madonna at MSG in 2012 (more by Dana (distortion) Yavin) As discussed, members of Pussy Riot will be appearing in Brooklyn for the upcoming Amnesty International Human Rights Concert happening on February 5 at Barclays Center, which also features The... more info

TMZ — Refusing to age with even a hint of grace, 55-year-old Madonna clung desperately to her youth on stage last night with Miley Cyrus ... like a narcissistic mother trying to be hotter than her daughter.It's just ... painful.Madonna and Miley (who's 21â... more info

People.com — Horse-twerking, F-bombing, Material Girl grinding - all in a night's work for Miley more info

Mercury News, California — Miley Cyrus mashes it up with Madonna, twerks with her tongue out and drops a bunch of F-bombs on her upcoming MTV special, and she's in fine voice while doing it. more info

Time — Madonna will introduce persecuted Russian art collective Pussy Riot when they make their first U.S. appearance at a concert in New York City on Feb. 5. The original Material Girl will introduce Masha and Nadya (full names, Maria Alyokhina and Nadezhd... more info

Reuters — NEW YORK (Reuters) - Pop icon Madonna said Wednesday she will introduce to the stage two formerly jailed members of the Russian punk band Pussy Riot when they appear at an Amnesty International concert in New York next week, hailing the pair as "fell... more info

MTV.com News — See Miley and the Material Girl twerk on 'Unplugged' tonight at 9 p.m. E.T./P.T. on MTV! By Jocelyn Vena, with reporting by James Lacsina more info