jackin' the beanstalk - When you're too tired to think and just jerkin' it because y

When you're too tired to think and just jerkin' it because you're too lazy to do anything else.

I was jackin' the beanstalk in my bedroom while eating pizza.

At school, I was jackin' the beanstalk during science class.

I was jackin' the beanstalk in the car on the way to my grandma's house.