Austin Mahone is having surgery on Monday.

Austin Mahone Tells Fans Not To 'Expect Anything From Anyone'

After telling fans on Sunday he was planning to have his tonsils removed, Mahone revealed he wasn't excited to go under the knife. The next day, he shared a pre-surgery photo.

"HERE WE GO!!! AHHHHHHHH!!!" Mahone wrote on Instagram on Monday, along with three needle emoticons and an ice cream emoticon. Along with the message, Mahone also shared a photo of himself in what appeared to be red plaid pajamas.

Austin Mahone Reveals The 'Three Things' He's Looking For In A Girlfriend

Mahone has had a busy month thus far. In addition to touring to promote his new book, Austin Mahone: Just How It Happened, Mahone has been having fun with friends, and recently attended the birthday party of Hailee Seinfeld.

On Sunday morning, Mahone tweeted, "Big day tomorrow.. No more tonsils." Then, late last night, Mahone told fans, "Not excited for tomorrow. But ready."

In recent weeks, Mahone has seemed a bit depressed on social media. In one of his latest posts on Instagram, Mahone told fans he was at the movies by himself.

"Going to the movies by yourself is depressing," he wrote in the caption of the movie theather selfie.

Although Mahone is currently on tour, his next scheduled performance is not for another three months, and takes place in Canada.

Earlier this month, Mahone released his latest single, "Waiting For This Love," which he co-wrote with Robert Villanueva.