You can scare your friend by placing fake spiders or insects in their room, bathroom, or office.
Give a fake lottery ticket to a friend and watch them get excited about their alleged winnings, only to discover it's a forgery.
Make a bogus parking ticket and leave it on your friend's car. When they realise it's all a joke, they'll be relieved.
Make a fake spill by drawing a spill on a white shirt or carpet with a brown marker. Watch your friend panic before realising it's all a joke.
Call your friend while pretending to be someone else on the phone. Play a ridiculous conversation to see how long they will believe it.
Replace your friend's phone with a broken phone and watch them freak out about their "damaged" device.
Use washable hair dye to give your friend a temporary colour change. Just make sure it's a colour that they'll find amusing rather than embarrassing.
Replace your friend's TV remote with a phoney one. As they attempt to change channels or volume, nothing happens.
Bake a cake that appears to be delicious but is made with unusual ingredients, such as mashed potatoes or tofu.
Enjoy lush greenery, a view of snow-covered mountains, trekking, and many thrilling sports here.