Pat Sajak's departure from 'Wheel of Fortune' and Vanna White comes after years of pranks, feuds, and romance rumors.

Pat Sajak and Vanna White's farewell season of "Wheel of Fortune" begins tonight, after 40 years of collaboration.

Sajak wrote on social media that "it’s been a wonderful ride" but that the upcoming season of "Wheel" would be his last.

An unbreakable friendship between Sajak and White has kept spectators hooked for decades.

"I didn't recommend Vanna, and she knows," he stated. "She was the most nervous of them all, but she was lovely and wonderful and personable."

"You and Pat make a great brother-sister team, I see you guys together, and you turned the letters better than anyone else," she said.

1990 shows Vanna White with Pat Sajak. Despite rumors of dating, Sajak said, "I don't know how we would've done as a couple." Walter McBride/Corbis/Getty Images

The "Wheel of Fortune" hosts' chemistry has been a hallmark since they were initially teamed, although it sometimes led to suggestions that they were dating.

According to People, White is negotiating to prolong her contract despite not retiring soon.

The outlet said that she wants a raise in her new job. According to People through Puck, White earns $3 million while Sajak gets five times as much, therefore her last wage boost was nearly 20 years ago.

White is excited to return to Sajak after season 41, but his role is uncertain.

Top 5 Zodiac Signs Women Who Always Overreact