CHER Lloyd now has the star backing and statistics to prove she’s living the American dream.

The 20-year-old from Malvern joined Taylor Swift on stage during the first of the American star’s two sold-out shows at the Staples Centre in LA on Monday.

Cher and the I Knew You Were Trouble singer performed a duet of her track Want U Back, which went double platinum in the States, to an audience of about 15,000 fans.

Afterwards, she tweeted her excitement to more than five million followers: “Had the most amazing time performing with @taylorswift13. She's the sweetest girl I've ever met!!! Loved it!!! Xxx.”

And Taylor tweeted: “One of my favorite moments of the night was Cher Lloyd coming out to sing ‘Want U Back’. The crowd went insane!!