WordNet
v. display excessive love or show excessive gratitude towards; "This student falls all over her former professor when she sees him"
Usage examples of "fall all over".
Women probably fall all over you when you warn them that you're too dangerous for them.
Apparently, if they were going to fall all over themselves around Aes Sedai, then everybody else had to as well.
Dallas asked me to bring you to dinner to-night, and I said I knew you would fall all over yourself to go.
You believe that every single move you make causes the world mortal offense, and therefore you either shy away from doing anything even remotely self-assertive, or fall all over yourself making excessive amends for words and deeds that never really required amends in the first place.
Assuming we're right, everybody in the section will fall all over themselves spilling the beans—.