Tamera Mowry, Jackee Harry, Tia Mowry.Photo:ABC Photo Archives/Disney General Entertainment Content via Getty

ABC Photo Archives/Disney General Entertainment Content via Getty
The 45-year-old actress celebrated the 30th milestone with anInstagrampost featuring photos on set alongside her twin sister,Tamera Mowry-Housley, and her costars, Harry, 67, and Tim Reid, 79.
Tia starred as Tia Landry, daughter of adoptive mother Lisa (Harry), who unexpectedly meets her twin sister, Tamera Campbell, daughter of adoptive father Ray (Reid). In the pilot episode, Tia and Lisa move in with Tamera and Ray to keep the twins together.
Tim Reid, Jackee Harry and Tia and Tamera Mowry.ABC Photo Archives/Disney General Entertainment Content via Getty

“Today is the 30th anniversary ofSister, Sisterand I’m so grateful for this show and the experiences it has given me,” Tia began in the Instagram caption.
“It was the first time I really believed in myself and my dreams. I remember being on a press tour in New York when the show premiered, feeling like all my hard work and prayers had paid off.”
Tia Mowry and Tamera Mowry in 1993.ABC Photo Archives/Disney General Entertainment Content via Getty

“Whenever I feel like I get to a place where I want to quit, I go back to that moment and remember that dreams do come true and to keep going and keep believing,” she concluded.
Tim Reid, Tamera Mowry, Tia Mowry, Jackee Harry in 1993.ABC Photo Archives/Disney General Entertainment Content via Getty

“30 years since our little show premiered! 🥰," Harry, 67, wrote onX (formerly known as Twitter). “We didn’t predict this longevity or success, but it should come as no surprise. When you put love, friendship, identity & heritage at the core of your work - it turns into something everyone can relate to.”
Four years ago, before Tia and Harry celebrated the series’ legacy,Tameratold PEOPLE how “surreal” it is to see the lasting legacy the series has left on different generations.
“I still remember the buzz and the excitement thatSister, Sisterbrought,” Tamera, 45, exclusively shared with PEOPLE.
“To see the younger generation loving it just as much as our generation did, it’s really cool to relive that moment,” said the actress. “I think in a way [we’re] experiencing why something becomes a classic.”
Ti and Tamera Mowry.ABC Photo Archives/Getty

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.
source: people.com