Hidden camera prank where an instructor is giving golf lessons to a group of females one of which is dressed rather sexy, a very funny video to watch their reactions.

A very tricky sign to help keep his beer hidden right there in plain sight, in the fridge of course.

Challenge your brain with this tricky triangle puzzle that asks how many triangles do you see in one seemingly simple image. This visual brain teaser will have you counting and recounting as overlapping shapes create multiple hidden triangles that are easy to miss.

A cool video on some of the hidden tricks known as easter eggs that can be found while using the YouTube video site.