Showbiz
The pair have been spotted together in LA several times in the last week, according to the Daily Star.
A source said: "The whole of Hollywood was talking about Josh and this pretty Irish girl. Not everyone knows Girls Aloud here so people were trying to work out who this stunning girl was.
"They were spotted at [temporary Oscar venue] Blanco 101 looking very much like a couple and chatting over drinks until the early hours."
Coyle split with Desperate Housewives actor Jesse Metcalfe last month.
She recently dismissed speculation that she was preparing to quit the band.
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