Cheryl Cole and Derek Hough have 'patched up their differences'

The former couple ' who have clashed over the 'Promise This' singer's decision to reunite with ex-husband Ashley Cole ' have met three times during Cheryl's recent trip to Los Angeles, with Derek leaving "smiling from ear to ear'.

An onlooker said: "Derek drove to her hotel both times in the same Audi sports car which Cheryl bought him for his last birthday.

'The second time, he tried to hide beneath a hoodie upon entering the hotel but ended up using the main entrance which wasn't very discreet. Derek left about 90 minutes later, smiling from ear to ear. It's clear that he and Cheryl have patched up whatever differences they may have had."

The 'Dancing with the Stars' hunk then joined Cheryl and her Girls Aloud bandmate Kimberley Walsh for spot of sushi, where he was even spotted "poking" the brunette beauty's dimples.

The source added to the Daily Mirror newspaper: "He later joined Cheryl and Kimberley Walsh at sushi place Roku, and the trio were laughing and giggling the entire time.

'Derek kept ruffling Cheryl's hair and poking her dimples ' it was cute to watch.'

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