Brandi Glanville was recently linked to her Famously Single co-star, Calum Best, but it may be someone else who she's secretly dating.

'RHOBH' Star Brandi Glanville Secretly Dated & Then Split From Lindsay Lohan's Ex?!

Over the weekend, the Real Housewives of Beverly Hills guest star shared a photo of herself and Best, and was greeted by a comment from another one of her Famously Single co-stars.

"My soul brother- missing my famously single family @mrcalumbest @willismcgahee @djpaulyd," Glanville wrote on Instagram.

Brandi Glanville Thinks The 'RHOBH' Cast Talks About Her For WHAT?!

In response, Willis McGahee, who previously played for the Baltimore Ravens and the Denver Broncos, wrote, "Hey boo."

While McGahee's comment may have been nothing more than a friendly post, another Instagram photo seems to hint that there could be something between them.

Weeks ago, McGahee shared a photo of himself and Glanville's best friend, Adrienne Janic, and in the caption, he including a hashtag, which read, "Mad that u didn't bring buddy."

A photo posted by Willis Mcgahee (@willismcgahee) on Nov 23, 2015 at 5:08pm PST

Famously Single also includes Jersey Shore star DJ Pauly D, The Bachelorette's Josh Murray, Danity Kane singer Aubrey O'Day, supermodel Jessica White, and Love & Hip Hop: Hollywood's Somaya Reece.

In November, The Hollywood Reporter revealed details regarding the upcoming show.

"The unscripted project centers on eight lovelorn celebrities who move into a loft in downtown Los Angeles together to get to the root of their romantic problems," the Reporter explained. "By revealing the truth behind their public breakups and bad relationships, and with the help of a team of experts, the participants attempt to identify and solve their relationship issues once and for all."

Famously Single will premiere on the E! Network.