'13 Going On 30' is turning 20 years old, and Jennifer Garner is taking a trip down memory lane, revealing one of her favorite memories.

Jennifer Garner, Judy Greer and Mark Ruffalo hosted a virtual reunion to celebrate 13 Going On 30's 20th anniversary, and the actresses shared a video from the event on their Instagram accounts.

Jennifer Garner has reunited with her 13 Going on 30 co-stars Mark Ruffalo and Judy Greer to celebrate the film’s 20th anniversary. The 2004 romcom follows Jenna as she makes a wish to grow up on her ...

When I was growing up, I was thankfully exposed to the 2004 romantic comedy 13 Going on 30. The movie starring Jennifer Garner follows a thirteen-year-old who wishes to be thirty, flirty and ...

Jennifer Garner will always be proud of her 2004 romantic comedy, '13 Going on 30.' Jennifer Garner will always be proud of her 2004 romantic comedy, 13 Going on 30. The 47-year-old actress shared ...

Jennifer Garner revealed Mark Ruffalo almost quit “13 Going on 30” over the dancing. ©Columbia Pictures/Courtesy Everett “Reconnecting with an old pal.

Jennifer Garner played Jenna Rink in the beloved romantic-comedy “13 Going on 30” in 2004.

For Halloween, the 28-year-old actress — who played the 13-year-old version of Garner's character Jenna Rink in the 2004 rom-com — recreated one of the film's most iconic scenes.

Jennifer Garner celebrated the 20th anniversary of 13 Going on 30 by rewearing her dress from the film for Halloween and recreating her getting ready scene.

Jennifer Garner wishes her '13 Going on 30' co-star Christa Allen a happy 30th birthday joking about how they are both 30 now.

Jennifer Garner shut down the possibility of a 13 Going on 30 sequel, which premiered 15 years ago this month Fans have long been hoping for a sequel to romantic comedy 13 Going on 30, but it ...