Tori Spelling, 51, proves age is just a number by doing the SPLITS during Dancing With The Stars rehearsal

Tori Spelling impressed fans by doing the splits during Dancing with the Stars rehearsals.

The Beverly Hills 90210 star, 51 — who was announced the be on the dance competition show earlier this month — took to Instagram on Saturday to show off her flexibility as she posed behind a light up DWTS sign.

She rocked a black sports bra and skirt and her blonde locks were tied back in a low ponytail.

Spelling teamed her look with high socks and special dance shoes.

'Splitting thru Saturday. Love my dance rehearsals with my partner in dance #dwts #dancingwiththestars she captioned Saturday's post.

The reality star revealed that her dance professional partner, Pasha Pashkov, snapped the photos by crediting him in the caption.

'Whoever took these pictures is a genius photographer,' Pashkov teased in the comments.

The official Dancing with the Stars account shared two fire emojis.

Tori's post was a hit with her 1.8M followers, racking up over 2.4K likes and hundreds of comments from supportive fans.

The starlet was confirmed to be in the 33rd season of the hit show earlier this month alongside Sports Illustrated Swimsuit model Brooks, 27, and The Bachelorette's Jenn, 26.

Actor Reginald Veljohnson, 72, Real Housewives of Atlanta's Phaedra Parks, 50, former footballer Danny Amendola, 38, NBA's Dwight Howard, 38, Pretty Little Liars star Chandler Kinney, 24, Olympic rugby player Ilona Maher, 28, The Bachelor star Joey Graziadei, 29, and movie star Eric Roberts, 68, will also compete.

And Infamous con artist Anna Delvey, 33, was also announced to be dancing up a storm on the show this season.

During a cast appearance on Good Morning America Spelling gushed over the opportunity to put on her dancing shoes and explained that she had been asked to appear many times in the past, but was unsure of the commitment.

She explained: 'I always wanted to do it. It's been one of my life long dreams. I have always too scared

'I figured at this point in my life, everything happens for a reason at the right time. I'm going to push through my fear and do it.'

Spelling explained that her former 90210 castmate Brian Green had offered some tips, telling the star 'believe in yourself'.

Meanwhile, Spelling added that she knew her late co-star Shannen Doherty 'will be watching'.

'She always said you got to turn your power on. So I'm doing it now,' Spelling remarked.