The Wizards on Deck With Hannah Montana
Jake T. Austin and Cole Sprouse reunited at WonderCon 2017.
Law & Order: SVU
Mariska Hargitay and Christopher Meloni reunited in April 2017 for his 56th birthday.
The Fresh Prince of Bel-Air
Alfonso Ribeiro shared the group snapshot featuring Tatyana Ali, Karyn Parsons, Daphne Maxwell Reid and Joseph Marcell to his Instagram, which he captioned, "Always amazing to spend an afternoon with my Fresh Prince family. Wishing that James Avery was still with us to make this complete."
The O.C.
Before shooting begins on the set of Nashville, Rachel Bilson receives a warm welcome from his past and present co-star Chris Carmack.
Hart of Dixie
Rachel Bilson posted this selfie with Jaime King and Wilson Bethel on Instagram in March 2017, almost two years after the show ended its four-year run.
Will & Grace
Megan Mullally, Eric McCormack and Sean Hayes will be reuniting much more often now that their Will & Grace revival is finalized.
Law & Order: SVU
The greatest 2017 Valentine's Day post on Instagram may have come from Detective Benson and Detective Stabler. "And then that happened... Just when I thought Valentine's Day was over," Mariska Hargitay wrote on Instagram while posing with Christopher Meloni.
Gossip Girl
This isn't the Upper East Side! Jessica Szhor and Chace Crawford posed together during The Chainsmokers' Pre-Grammys celebration in L.A.
7th Heaven
It's a Camden sisters reunion! Beverly Mitchell, Mackenzie Rosman, and Jessica Biel know there's no greater feelin' than the love of family, and Mitchell could do nothing but gush about her TV sisters on her blog.
Lost
"Sometimes getting #Lost can be the best thing that can happen to you..." Daniel Dae Kim wrote on Instagram of this sweet collage with Josh Holloway. Holloway also posted a pic of the reunion, saying "Always great to see my bro." Say it all together now: Aww!
Degrassi
Those Degrassi kids sure do love to reunite, and we sure do love to watch them! "Just like the old days," McDonald captioned this Instagram of BFFs Manny and Emma, hanging out once again.
Dawson's Creek
Michelle Williams and James Van Der Beek reunited publicly for the first time in 16 years since their beloved TV sitcom when off the air in 2003.
Glee
Lea Michele and Jonathan Groff made quite the perfect pair both on Broadway and at McKinley High!
Degrassi
Who knew that someday Mia Jones (Nina Dobrev) would be presenting Jimmy Brooks (Drake) with the award for Favorite Rap Album at the 2016 American Music Awards?
One Tree Hill
Chad Michael Murray and James Lafferty made hearts melt everywhere for those Scott brothers when they snapped their Instagram reunion.
Beverly Hills, 90210
Most of the members of the cast reunited at REWind Con 2016 in Chicago.
Growing Pains
Show me that smile again! Alan Thicke (Jason Seaver), Tracey Gold (Carol Seaver) and Jeremy Miller (Bean Seaver) reunite for the sitcom's 31st anniversary event at REwindCon, as seen in a photo posted on the event's Instagram page.
Will & Grace
The fabulous foursome of the beloved comedic sitcom posed for a photo during Megan Mullally and husband Nick Offerman's comedy show
Will & Grace
While appearing on the new Harry talk-show, Debra Messing delivered a PSA for America to forgive Harry Connick Jr.'s Will & Grace character.
Friday Night Lights
Full hearts, y'all! Friday Night Lights' Coach and Mrs. Coach—Kyle Chandler and Connie Britton—got back together at the 2016 Emmys. "Reunited. #Emmys #fnl #blurry," Britton posted on Instagram.
Glee
McKinley High's back in session! Lea Michele shared a photo with co-star Chris Colfer on Instagram captioned, "Any night where I get to see this guy is a good night... #kurtandrachelforever"
Friday Night Lights
Texas forever! Minka Kelly and Scott Porter, AKA Lyla Garrity and Jason Street, brought back all the feels when they hung out at a Cinespia screening of Sixteen Candles in Los Angeles on Saturday, Sept. 10.
The Suite Life of Zack & Cody
London Tipton (Brenda Song) and Arwin (Brian Stepanek) came together for this recent selfie that transported us right back to the Tipton Hotel.
8 Simple Rules
Prepare yourself for a serious emotional rollercoaster with this adorable photo of the 8 Simple Rules cast reunited that Kaley Cuoco shared on her Instagram. A little #8simplerules reunion party today with a tiny addition @kateylous @martinspanjers @amy_davidson #lennoxsawyerlockwood," she wrote, with this gut punch at the end: "(someone is smiling down on us)!" John Ritter, you are still very much missed.