They may have long since split, but the 'Uptown Girl' reached out to everyone's favorite 'Piano Man' to let him known he was in her thoughts.

Christie Brinkley is showing support for her ex-husband Billy Joel following news of his recent brain diagnosis. The supermodel, who shares daughter Alexa Ray with the legendary singer, posted a video on Instagram Saturday -- just one day after Joel revealed he had been diagnosed with normal pressure hydrocephalus.

And we’re always in the mood for your melodies and we all hope you’re feeling alright," Brinkley wrote to the musician, referencing the lyrics from one of his most famous songs Billy Joel can always count on Christie Brinkley to be in his corner.