Craig Ferguson takes a look at some small, medium and large-sized shark teeth. Will he have second thoughts about getting in the water with them?

Shark After Dark's Taryn Southern and Bob the Shark meet Sharkzilla, a Megalodon-sized mechanical shark, at VidCon. They're joined by Tory from MythBusters.

On Shark After Dark, Bob the Shark heads to SeaWorld to meet with the humans (don't worry, Bob doesn't bite) and his archenemies: the dolphins.

On Shark After Dark, Blimp from "Voodoo Sharks" shows off his unique Shrimp Dance.

Tickle from Moonshiners shares some of his favorite concoctions with Shark After Dark host Josh Wolf, and Bob the Shark feels left out.

On the final night of Shark After Dark, Bob the Shark faces off against his "alien shark" cousin Blorb the Shark, aka the Tom Green of the Ocean.

Bob the Shark and David "The Hoff" Hasselhoff sing the Shark After Dark theme song (now huge in Germany) and has a shark-to-shark chat with Sharkzilla.

On Shark After Dark, host Josh Wolf tosses to a clip of Ian Ziering in Sharknado... but no wait, it's actually a clip of Ian dancing at Chippendales!

On Shark After Dark, Taryn asks Bob the Shark and Dominic Monaghan questions from our Twitter audience. #SharkAfterDark

Kari, Grant and Tory from MythBusters unveil Sharkzilla, an INSANELY AWESOME replica of a Megalodon, a giant ancient shark that measured over 50 feet in length.

Was the ancient shark Megalodon capable of biting an entire whale's head off? Watch our test chomp to find out if this is even remotely possible.

On Shark After Dark, actress Tara Reid ponders how whale sharks are made (whale shark = whale shark?) and other shark mysteries...

On Shark After Dark, Bob the Shark returns and somehow ends up on a plane with actress Tara Reid and actor Ian Ziering...

Watch the best of Bob the Shark from Shark After Dark, Discovery's first live late-night talk show, on Sunday, August 4.

On Shark After Dark, actress Alison Sweeny shares the shocking tale of a reality contestant's fear of sharks.

Shark After Dark host Josh Wolf faces his fears and goes diving with sharks, along with his pal television personality Carrie Keagan.

Tickle from Moonshiners shares some of his favorite concoctions with Shark After Dark host Josh Wolf, and Bob the Shark feels left out.

A great white shark catches a diver off guard.

Everyone's favorite late-night sea creature, Bob the Shark, is back for the return of Shark After Dark Live, part of the Shark Week 2014 lineup.

The thresher shark has a weapon unlike any other species: its giant tail, that it uses like a whip to stun prey. From Shark Week 2015's "Ninja Sharks."

Gravity is no match for a hungry shark.

In today's countdown, Andy Casagrande reveals which Shark Week moment made it to fifth place!

A great white shark breaches, launching itself completely out of the water. When slowed down with the Phantom Camera, the one-second breach lasts nearly a minute.

A huge great white shark looms outside a sunken ship, forcing the divers to retreat before the Joan of Shark lookalike lays siege. From Shark Week 2015's "Bride of Jaws."

On Shark After Dark, Taryn asks Bob the Shark and Dominic Monaghan questions from our Twitter audience. #SharkAfterDark

Shark After Dark Live co-host Taryn Southern tests out her greatest shark pick-up lines at El Coyote in West Hollywood. What could go wrong?

Great whites aren't the only sharks that breach. Shortfin makos are so fast that they can launch completely out of the air when attacking. From Shark Week 2015's Monster Mako.

Submarine is an alleged 24-28 feet long shark with a history of sightings dating back to the 70s. DNews and Discovery placed Submarine at #1 in our countdown of the Top 5 Legendary Sharks.

Three strikes and they're out! Darts bounce right off the sharks as divers try to tag the aggressive sevengills. From Shark Week 2015's "Sharks of the Shadowland."

Josh Wolf and director Robert Rodriguez join extreme eater Chris Schewe in trying some not so tasty things.

Shark filmmaker Jeff Kurr addresses why most shark cages have gaps in them while actors Jake Johnson and Damon Wayans, Jr. offer a unique way to protect yourself from a shark.

Bob the Shark tries breaching higher than Air Jaws with the help of a jet pack on the first night of Shark After Dark Live 2014.