Michael Keaton honors Teri Garr with heartbreaking post as he leads celeb tributes after her death at 79

Michael Keaton paid tribute to Teri Garr with a heartbreaking post following her death at age 79.

The veteran actress passed away in Los Angeles on Tuesday after a long battle with multiple sclerosis (MS).

Keaton, 73, starred opposite Garr in the 1983 comedy Mr. Mom, and the actor shared a photo of the film's poster as he praised her as someone who was 'not just great to work with but great to be around.'

'this is a day i feared and knew was coming,' he captioned his Instagram post. 'Forget about how great she was as an actress and comedienne. she was a wonderful woman. not just great to work with but great to be around. AND go back and watch her comedic work-Man, was she great!! RIP girl.'

Numerous other stars took to social media to pay tribute to Garr following news of her passing.

Director Paul Feig, who worked with Garr on the 2006 film Unaccompanied Minors, praised her as one of his 'comedy heroes.'

'Oh man, this is devastating. Teri was a legend. So funny, so beautiful, so kind. I had the honor of working with her in 2006 and she was everything I dreamed she would be,' he tweeted.

'Truly one of my comedy heroes. I couldn't have loved her more. This is such a loss.'

Patton Oswalt shared video of her dancing with Toni Basil on the T.A.M.I. Show as he paid his respects.

'RIP Teri Garr. Here she is, age 17, dancing with Toni Basil on the T.A.M.I. Show,' he tweeted.

Jennifer Tilly, Garr's co-star in Let It Ride, also honored the late star on X.

'Rip Teri Garr, a brilliant comedic actress. There was nobody like her: she had the ability to be over the top and utterly relatable at the same time,' she tweeted, along with a clip from their scene in Let It Ride.

Jon Cryer listed his 'top three' favorite Garr films as he urged fans to 'treat' themselves to the films.

'My top three Teri Garr movies: Oh God!, Close Encounters of the Third Kind, Tootsie. Treat yourself. #RIPTeriGarr.'

Andy Cohen tweeted: 'i LOVED Teri Garr, first as an actress but i really fell hard watching she and David Letterman. what chemistry and hilarity! she was a unique, brilliant person.' 

Garr - who was nominated for an Oscar for her role in Tootsie - passed away at the age of 79 following a long battle with multiple sclerosis (MS).

She is also known for her roles in Young Frankenstein, Close Encounters Of The Third Kind, and as Phoebe's mother in iconic sitcom Friends.

In 2002 the talented star had revealed that she had been diagnosed with the  chronic disease that damages the central nervous system (CNS). Years later she suffered an aneurysm in 2006. 

As she had nearly 160 credits to her name  starring in influential television shows and films from the 1970s to 1990s, she was an influential performer to many including SNL legend Tina Fey.

The peak of her career came in 1983 as she was nominated in the Best Actress in a Supporting Role category for her work as Sandy Lester in Tootsie.

She ultimately lost out to castmate Jessica Lange from the same film who happened to the the loan winner out of ten nominations that year.

Her most famous television role came from when she starred as Phoebe Abbott in three episodes of iconic sitcom Friends from 1997 to 1998.

In the episode The One At The Beach, her character discloses to Lisa Kudrow's character Phoebe Buffay that she's her birth mother.

Teri had returned to the role in two other episodes titled The One With Jellyfish and The One With Phoebe's Uniform. 

Another one of her iconic roles was as Ronnie Neary in Steven Spielberg's Close Encounters Of The Third Kind in 1977. 

She portrayed the wife of Richard Dreyfuss' character Roy as the film won the Best Cinematography Oscar in 1978 for Vilmos Zsigmond.

However her breakout role was as saucy assistant Inga in 1974 Mel Brooks classic Young Frankenstein where she starred opposite Gene Wilder.