Learn the English Phrases "to shake things up" and "to shake on it"

In this English lesson, I wanted to help you learn the English phrase "to shake things up". When you shake things up, it means that you change things. Sorry, Walter just came running here. There he is. That scared me a little bit. I don't know if I jumped or not, but anyways, when you shake things up, it means you change things, hopefully so things get better. Here's a good example. I watch the Toronto Raptors and last year they decided that they were going to get a new head coach. They wante...