Lindsay Lohan's ex Samantha Ronson sings on live TV – badly Samantha Ronson Thu-03-May-12 07:44 Share this By Jay-Jay FeeneyLindsay Lohan’s ex girlfriend Samantha Ronson is the sister of renowned DJ & musician Mark Ronson.Sam is a DJ herself – but can she sing? The answer is noooooooooo.But for some strange reason that didn’t stop her trying. She did herr first live television performance on Tuesday morning on US TV, singing her new single ‘Summer of Sam’.Wow. It was something else! Have a watch below... You May Also Like Oprah tells Lindsay Lohan off Lindsay: 'My computer's stolen!' Lindsay Lohan is planning a music comeback Become a fan of The Edge on Facebook and on Twitter .