For camping or late nights at the beach? Leave 1/4 of Mountain dew in bottle (just dont drink it all), add a tiny bit of baking soda and 3 caps of peroxide. Put the lid on and shake walla! Homemade glow stick (bottle) solution. Super cool Me after drinking Mountain Dew and peroxide, sniffing a line of baking soda, and doing a few jumping jacks – popular memes on the site ifunny.co