Creative science nerd Mark Rober just went viral over Labor Day for his quick watermelon hack which stands at over 2.5 million views! <br /> <br />But he is probably most famous online for his Halloween hole-through-shirt costume made with two iPads. That video has over 3.6 million views! <br /> <br />Now that the spooky holiday is just around the corner, Mark has returned with a Gut Ripping iPhone Halloween costume, plus 17 more bonus ideas.
