The Disney channel has been gearing up for the premiere of its 100th movie, Adventures in Babysitting, all summer long, starting with this truly epic Memorial Day weekend throwback lineup.

MIAMI, FL - JUNE 17: Actress Sofia Carson is seen on the set of 'Despierta America' to promote the film 'Adventures In Babysitting' at Univision Studios on June 17, 2016 in Miami, Florida. (Photo by Gustavo Caballero/Getty Images)

Beginning on May 27 and ending with a bang at last night鈥檚 premiere of the 1987 film鈥檚 remake, the channel鈥檚 former stars were out in full force to give a nod to the network that started it all. Check out who was on hand below!

1. The Lawrence Brothers: Joey, Matthew and Andrew, who famously starred in Disney鈥檚 Horse Sense and Jumping Ship, were all three in attendance, posing for a car selfie together that Joey titled 鈥淕ood times.鈥

2. Monique Coleman and Olesya Rulin: 鈥淩eppin old school Disney channel with @olesyarulin,鈥 wrote Monique Coleman of this pic of herself with her former High School Musical buddy.

3. Christy Carlson Romano: Christy Carlson Romano (better known as Ren from Even Stevens), who announced her pregnancy and baby鈥檚 gender just two days ago, wrote, 鈥淓n route to baby鈥檚 first red carpet. How appropriate that it鈥檚 for @disneychannel.鈥 We鈥檙e going to concur 1,000%, Ren!

4. Sabrina Bryan: The former Cheetah Girl hung backstage with High School Musical choreographer Chucky Klapow.

Cory in the house meets Hannah Montana. #disney100thcelebration

A post shared by Young Massey (@kylemassey) on

5. Kyle Massey, Jason Dolley and Jason Earles: Kyle (you may recall him as Cory from Cory in the House) got the chance to goof around with Hannah Montana鈥檚 Jason Earles.

He also posted this reunion vid of himself with his character鈥檚 BFF, Newt, saying, 鈥淔or everyone that didn鈥檛 know, Corey and Newt are back in the house!鈥

Can you guess the DCOM? #100DCOMs #AdventuresInBabysitting

A post shared by Disney Channel (@disneychannel) on

6. Adam Wiley: Disney took it way back with the appearance of Adam Wiley, one of the channel鈥檚 very first celebs, who was made famous for his role in 1997鈥檚 Under Wraps.

7. Keith Coogan: Last but certainly not least was Keith Coogan, who played pesky neighbor Brad Anderson in the original Babysitting film. Here, he reveals his favorite part of making the original movie.

Congratulations, Disney! Here鈥檚 to 100 more!

What was your favorite Disney channel original? Tell us over @BritandCo!聽

(Photos via Gustavo Caballero/Getty, @moniquecoleman and @disneychannel)