Static Hair. Kid uses balloons on grandma / senior woman to make her hair stand up.
A woman (grandmother, maybe) helps a little boy set off a 'mentos fountain.' the diet coke bottle tips when it's about to fizz over and the two of them get sprayed.
A man moves around a room as he uses a virtual reality headset and falls down.
Two hairless cats wrestle indoors.
A teen girl dives in to snow and has to climb out.
A man and young boy put rubber bands around a watermelon and when the watermelon explodes, part of it hits the young boy in the face outdoors.