11 Hilarious Reactions To Zac Efron's Absence From The 'High School Musical' Reunion

People on the internet hilariously react to how they feel about Zac Efron missing the "High School Musical" reunion.

17 Reasons We're Thankful For 'High School Musical'

On the 10th anniversary of "High School Musical," here are all the things we have the Disney Channel movie to thank for.

‘High School Musical’ Stars Reunite For 10th Anniversary — But Where’s Zac Efron?

The stars of "High School Musical" reunited for a 10th anniversary special.

It's Troy And Gabriella's 10th Anniversary And Now We Feel Ancient

The "High School Musical" couple welcomed 2006 by singing "Start of Something New."

Gigi And Bella Hadid Are 'All In This Together' Dancing To 'High School Musical'

Sisters Gigi and Bella Hadid bust a move to "High School Musical"'s "We're All In This Together."

Watch 3,600 Students Recreate 'We're All In This Together' From 'High School Musical'

Broken Arrow High School celebrates homecoming with Disney Channel.

Here's How The 'High School Musical' Cast Prove They're Still In This Together

See pics from the "High School Musical" reunion that occurred on Halloween.

You'll Never See The 'High School Musical' Films In The Same Way Again After Reading This Insane Fan Theory

A user on Reddit concocted a ridiculous fan theory about "High School Musical" that actually makes a lot of sense.

These 'High School Musical' Stars Reunited And It Was Magical: See The Pics

Stars of "High School Music" met up this Friday in California and took lots of selfies.

23 Style Lessons From ‘High School Musical’ That Should Inspire Ashley Tisdale’s New Blog

Ashley Tisdale is launching her own style blog, and it needs these 23 vital style lessons from Sharpay Evans.

9 Times A Disney Channel Movie Made You Wish You Were A Good Singer

It's like every protagonist was required to have a beautiful voice.

Vanessa Hudgens 'Stoked' For Ashley Tisdale's 'High School Musical' Spin-Off

Vanessa Hudgens would tell her pal 'OK' if asked to make a cameo in 'Sharpay's Fabulous Adventures.'

Ashley Tisdale Talks About Her 'Guilty Pleasure'

'It's still really fun and you can rock out to it,' the actress/singer says of her upcoming album.

Corbin Bleu Hits The Road In 'Free Style,' Gets 'Risque' On CW Show

'High School Musical' alum will star alongside Mischa Barton in 'A Beautiful Life.'

Zac Efron Says 'High School Musical' Skit On 'SNL' Was 'PC'

'I'm not doing anything to drastically try and change up my image,' the '17 Again' star insists.

'High School Musical' Alum Lucas Grabeel To Fight David Hasselhoff

'He's a very interesting guy,' actor says of his co-star in the upcoming 'Legend of the Dancing Ninja.'

'High School Musical' Alum Corbin Bleu Grows Up On New LP

'I wanted to develop more of a personal sound for myself,' singer/actor says of Speed of Light.

'High School Musical' Star Corbin Bleu Doesn't Think Franchise Should Graduate To College

'The spirit of 'HSM' has always been about high school,' he says of potential sequel.

'High School Musical 3' To Hit Big Screen With Zac Efron, Vanessa Hudgens, Ashley Tisdale

The gang returns for senior year at East High.

Ashley Tisdale Gets Unpopular ... In Leading-Role Debut, 'Picture This'

'High School Musical' actress may even change her hair color.

'High School Musical' Stars Dish On Sequel's Showstoppers, Love Triangles

'It's a little deeper than the first one,' Monique Coleman says of August's 'HSM2'; Ashley Tisdale, others keep quiet about big-screen spinoff.

'High School Musical' Stars Have Sequel, Solo Projects In The Works

Zac Efron shooting 'Hairspray'; Vanessa Anne Hudgens, Corbin Bleu, Ashley Tisdale putting out solo LPs.

What Is 'High School Musical' And How Did It Get To #1?

Disney's TV movie is a cross-promotion bonanza.