get the ball rolling
start the ball rolling
set the ball rolling

Three weeks earlier he'd started the ball rolling with a single phone call.

His ball hit the top of the bank and rolled back down.

Now remember what I say, and make your game while the ball is rolling.

The ball didn't roll for me because I hit it so bad.

The ball rolled past the cup and stopped two feet away.

It's late, and the wife will be back soon, so let's get the ball rolling right away.

They covered the playing field while the ball was still rolling away from the game.

He hadn't been on the case long, but had already started a lot of balls rolling.

"I just hope that there will be a little bit more of a ball rolling now," she said.

It felt like a great ball of ice was rolling around inside.