Coldplay frontman Chris Martin met rumoured girlfriend and actress Jennifer Lawrence's mother, and he's been given the thumbs up.

Lawrence's mother Karen, met Martin and she was impressed with her daughter's boyfriend. There are talks to invite him over for Christmas dinner, reports mirror.co.uk. The actress' grandmother Carolyn Koch told The Sun newspaper: "Jennifer's mum flew to Los Angeles to meet Chris. We will have to get another chair for the dinner table at Christmas." "The family is getting so big we might have to split up for gatherings," she added. Lawrence has also reportedly told friends she would love to start a family when "the time is right" and marry in her home town of Louisville in Kentucky.