[Yo-Yo]

[Boogieman]

Here's a good one:

[Stosh]

I think you have to multiply yourself by the speed of light squared to get to energy - not real sure what happens to you if you just multiply yourself by the speed of light to the first power. yeah, it’s a good sign, but sometimes you just have to be pedantic.

[Jamestown1630]

I like the E = mc2 one...