Ray Parker Jr. paid his respects to the late Ivan Reitman.

Reitman was the director behind the first two “Ghostbusters” films.

Reitman’s son, Jason Reitman, directed 2021’s “Ghostbusters: Afterlife.”

Ray Parker Jr. created the iconic “Ghostbusters” theme song.

It won a Grammy Award for Best Pop Instrumental Performance.

It also earned an Oscar nomination for Best Original Song.

Parker shared a smiling photo of the two to his Instagram page.

“Ivan heard and believed in my song Ghostbusters and made it a hit record,” he wrote.

“Thx Ivan we will miss you!” he added. “Ivan Reitman RIP!”