Since I sort of derailed this thread I'm willing to accept any mess to get us back on track. Any clothing in my wardrobe.

Wamdragon, fill you underwear with a lot of mayo in the front and back

Mrpies, fill your underwear with thick gravy, front and back

Beansinboxers1 how about your namesake? Beans in a nice pair of boxers. Fill them up.

How about some beans, eggs and pasta inside your swimsuit

Let's keep this one going. Messyflyboy beans inside a pair of panties.

wamdragon fill your swimsuit with a lot of mayo

messy mat how about you fill some shoes with rice pudding

Sammy, fill a hat with custard and squish it onto your head.

Person above have a shaving pie on your clothed crotch, then give yourself a pie sandwich for good measure

That was disappointingly lacking in clothes filling Garnet! Fill a pair of panties with baked beans, one tin down the front, two in the back.

Ev500, pour syrup down front of underwear and pudding in back

Let's keep this going. UnknownUser fill your underwear with pudding.

Wamdragon fill your underwear with 6 eggs

Unknown fill some leggings with Flour and ice water

Sammy-b, you're getting a 3 course meal in your swimsuit. Start off with some soup, then add some mashed potato and gravy. For desert, some custard topped off with cream

Gems I'm going to give you the same one you gave me a while back. A bucket of nice slimy oatmeal in one of your swimsuits.

Wamdragon put a pie in the back of your underwear and sit for a while

UnknownUser: do a 10 minute workout in a swimsuit or something figure-hugging -- enough to get you hot and bothered. then cool off with cold custard inside.

mickey 87 von teese you gonna make a hot dog inside of your leotard/blue swimsuit filling it with mayo, ketchup, mustard and bbq sauce.

MrPies fill your speedo with beans

Wamdragon fill your underwear with yogurt

UnknownUser fill your pants with eggs and custard

Cookie. Fill your pants with shaving foam

Messyflyboy fill your undies with pasta.

Wamdragon fill your underwear with syrup

Unknown fill your pants with chocolate pudding

Messypiggy fill your pants with custard : P

Marcel77 fill your pants with cake batter

messypiggy, fill up a pair of underwear with chocolate syrup or nutella.