Couple spark rumours they’re back together

Lindsay Lohan celebrated her 23rd birthday with ex-girlfriend Samantha Ronson.

The couple, who apparently split last month, were spotted at Tra Di Noi restaurant in Malibu on Thursday.

and Sam, 31, were even wearing matching ripped jeans and shades.

Having the best bday ever with family, friends, Lindsay wrote on Twitter. But I miss my sister and baby brother Cody and my mommy and nana.

Its thought Lindsay later went to dinner at Italian restaurant Cecconis in West Hollywood.

SEE PICTURES Lindsay Lohan and Samantha Ronson– The story so far>>

Alison Adey