Katy Perry Covers ?Friday?

The pop star sings Rebecca Black’s cult hit “Friday” at her concert in Melbourne, Australia. rs_ms="http://mp.onescreen.net/u/a_mc/1001560/mi/2370380.xml";rs_mt="item";rs_br="2000"; os_frame_w=426;os_frame_h=276;ds_w=os_frame_w;ds_h=251;ds_plr="http://player.onescreen.net/1.6/0/MediaPlayer.swf"; writeObject("2370380");

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