You can't keep a young girlfriend and rent a house in the country club area on your good looks.

Is that why you invented a young girlfriend for him?

Probably he'd always had a young girlfriend, a succession of them.

He is rather rich, lives in a penthouse with his young girlfriend.

For a start, his career was back on track, and he had an attractive young girlfriend.

After grousing, I agreed to meet the young girlfriend of my middle-aged college friend.

He is traveling with his much younger girlfriend, Ava, a doctor.

He now lives with his young girlfriend, a Hollywood stuntwoman.

And, it turns out, the young girlfriend is also pregnant.

A young man has just lost his young girlfriend, and becomes depressed.