Crazy piranha feeding frenzy - caught on tape, this week on The Feed!

This week's most popular viral videos include an unusual reaction to becoming a big sister, a piranha feeding frenzy, some amazing fire tricks, cartoons in the real world, a Lego remake of Jurassic Park and a puzzling dance move.

First up, Someecards originally posted this video of a little girls peculiar reaction to learning she's going to be a big sister.

This scary video from Joao Antonio Cruz Junior shows just how insatiable an appetite piranhas have for meat.

YouTuber brusspup fires things up with this video of some cool ways to fan the flames of creativity. One of the most interesting tricks -- igniting steel wool with the lights out. It goes without saying, do not try this at home.

Hombre_McSteez returns with the third installment in his wonderful Aug(de)mented Reality series. This one includes some behind-the-scenes action to show how he's able to integrate his unique brand of animation into real life settings using an iPhone.

YouTube channel digitalwizardz dreamed up this three minute long recreation of the 1993 Steven Spielberg big screen phenomenon Jurassic Park -- using only Legos. Paul Hollingsworth, the video's director, says the inspiration for making this was to prove his daughter Hailee that you can do anything with Lego.

Justin Stomp, aka BboyLilJusty, has two talents that most people find impossible -- breakdancing and solving a Rubik's Cube. Even more impressive, he can do them both at the same time.

Want more of The Feed? Check out this playlist of every Feed ever!