The shelf life of a movie actor or actress is so short, it's like milk.

I didn't like when people said that actresses have shelf life.

There's probably a half-dozen movie actors I really like. But a lot of them just aren't that interesting.

I was a teen idol and that has a short shelf life.

The shelf life of the average trade book is somewhere between milk and yogurt.

The shelf life of the modern hardback writer is somewhere between the milk and the yoghurt