5 Seconds of Summer Bassist Shows Off 5 Seconds of Dong

8/30/2014 12:02 AM PDT BY TMZ STAFF
TMZ TV


5 Seconds of Summer bassist Calum Hood went on Twitter and actually admitted to sending some girl a picture of his privates (after she posted the video for the world to see, of course). 

But the real question is ... who the hell sends out pictures of their dong?!?
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