I scoop it up with a bucket and paint the walls with it The present contains... a cupon for one free cutie mark removal
But... but... my OC doesn't have a cutie mark yet... Your present contains... [building music] [music crescendos] [dun dun dun dun!] A green rupee!
I add some stuff, wait about a month, and enjoy a delicious piece of cheese. Your present contains the skull of Adolph Hitler.
I sell it on ebay and use the funds to plan a hiest to steal back the skull the present contains... your weight in chocolate pudding
I eat it with some rice and soy sauce the present contains... vip tickets to your second favourite band
*rocks out and parties with A7X* Trick or Treat... you get a bagel that was half eaten by Kaley Cuoco.
I throw it at the windshield of a passing car, startling the driver and causing a twelve car pileup. Your present contains a fully functional Iron Man suit in your size.
sell him for a tidy sum on ebay. also claim it's haunted, suckers love haunted stuff. the present contains... 2 solid gold cupcakes