"Big Bang Theory" Stars Honored at A Night At Sardi's Benefit

YH heads to the A Night At Sardi's charity event to benefit the Alzheimer's Association and catch up with honorees and performers, including "Big Bang Theory" stars Kunal Nayyar and Kaley Cuoco, Kaley's sister Briana, AnnaLeigh Ashford, Grace Potter, NKOTB's Joey McIntyre, Scott Porter, Matt Lanter, and "2 Broke Girls" stars Beth Behrs and Jonathan Kite. Find out how YOU can help this great cause! Hosted by Oliver Trevena (@olivertrevena). Check out the Young Hollywood Store Here: http://shopyounghollywood.com/

Vampire Academy Cast Takes on Universal's Halloween Horror Nights

Hanging out with stars Sisi Stringer, Daniela Nieves, Kieron Moore, Jonetta Kaiser, André Dae Kim, Mia McKenna-Bruce, and Andrew Liner.

Digital Star Jack Wright on Why He Loves Halloween

Exploring the Nights of the Jack event in L.A. with influencer and friends.

Annie LeBlanc Reacts to Asher Angel's Scare Cam Story

YouTube star answers fan questions at VidCon.

How Sabrina Carpenter, Ariel Winter, & More Empower Themselves

Sabrina Carpenter, Ariel Winter, Elsie Fisher, Ally Maki, and Monique Coleman reveal their Girl Heroes.

Trevor Jackson Confronts Dark Entities at Knott's Scary Farm

Singer/actor explores maze at theme park's annual Halloween event.

Why Ian Somerhalder Is Back To Vampires In V-Wars

Actor and activist discusses his foundation and latest project for Netflix at CatCon.

Manny MUA, Lisa & Lena, Joey Graceffa, & More Read Their Fortunes

Online influencers let their fates be decided inside our Ball Pit of Fortune at VidCon.

Maia & Alex Shibutani Battle In the Double Dare Challenge

Olympic Ice Dancers take on the famed obstacle course from the iconic Nickelodeon game show.