put some joy in my life
getting to jiggle some boobs or seeing boobs being jiggled in your face.
so we were sitting at the bar and this chick comes up and "put some joy in my life"...
put my life on the line
(usually yours) it's like literally risking your life to do something extremely crucial.
If my prank made the Alien to destroy the Earth, then I'd put my life on the line to save it.
putting it in their life
Completely defeating, beating, overtaking, or any other positive things that you do to the opposing team/person in a game or in real-life.
Me: Hey did you see what I did to the enemy team?
Billy: No, what did you do?
Me: I was putting it in their life!
Billy: Dude no way! You beat them that bad?
Me: Yup.
Billy: No, what did you do?
Me: I was putting it in their life!
Billy: Dude no way! You beat them that bad?
Me: Yup.