Photo: Dean McDermott Instagram; Rodin Eckenroth/Getty Images

Our little man Beau lost his first tooth!

Dean McDermottandTori Spelling’s youngest will never forget the story of when he lost his first tooth.On Wednesday, McDermott revealed that 6-year-old sonBeaulost — and accidentally swallowed — his first tooth.“Our little man Beau lost his first tooth!! Bad news is he swallowed it while eating a corn dog!!” the actor wrote onInstagramalongside a photo of Beau showing where he lost the tooth.“Looks like dad is going to have to go on a mining expedition when he poops,” McDermott added, revealing that the same situation happened to him as a child and his dad found the tooth.“Payback’s a bitch. Ha Ha,” he continued. “The tooth fairy is going to have to take an I.O.U.#toothfairy#payback#lostmyfirsttooth.“Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.Beau’s tooth fiasco comes days after McDermott, 56, and son Beau joined other celebrity families at Saturday’sPAW Patrol10th Anniversary eventand “All Paws on Deck” advance screening in Los Angeles.Father and son posed with main characters from the beloved Nickelodeon preschool series, with McDermott sharing some of the shots in an Instagram post on Sunday.Dean McDermott and son Beau at PAW Patrol event.Getty Images for Spin Master"Beau and I had a great time at the@nickelodeonstudios today for the 10th anniversary of@pawpatrolwe watched the special 10th anniversary episode and an episode of a new show. Can you guess what it is?? We met Rubble, Chase, and Skye!!“McDermott continued, “We had snacks and finished the day off with a coloring competition. I think Beau crushed it. I played it safe and stayed in the lines, but Beau really went with bold colors and expressed himself and explored his space with colors. Big thanks to uncle Billy@marquecommfor having us. We love you. Happy 10th Paw Patrol !! We love you too!!!#pawpatrol#nickelodeon#rubble#skye#Chase.“Spelling — who couldn’t attend because of an emergency eye procedure on Friday — shared photos of her husband and son at the event on her Instagram Story.In addition to Beau, McDermott and Spelling also share Finn, 10, Hattie, 11, Stella, 14 and Liam, 16. McDermott is also dad to son Jack, 24.

Dean McDermottandTori Spelling’s youngest will never forget the story of when he lost his first tooth.

On Wednesday, McDermott revealed that 6-year-old sonBeaulost — and accidentally swallowed — his first tooth.

“Our little man Beau lost his first tooth!! Bad news is he swallowed it while eating a corn dog!!” the actor wrote onInstagramalongside a photo of Beau showing where he lost the tooth.

“Looks like dad is going to have to go on a mining expedition when he poops,” McDermott added, revealing that the same situation happened to him as a child and his dad found the tooth.

“Payback’s a bitch. Ha Ha,” he continued. “The tooth fairy is going to have to take an I.O.U.#toothfairy#payback#lostmyfirsttooth.”

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.

Beau’s tooth fiasco comes days after McDermott, 56, and son Beau joined other celebrity families at Saturday’sPAW Patrol10th Anniversary eventand “All Paws on Deck” advance screening in Los Angeles.

Father and son posed with main characters from the beloved Nickelodeon preschool series, with McDermott sharing some of the shots in an Instagram post on Sunday.

Dean McDermott and son Beau at PAW Patrol event.Getty Images for Spin Master

Dean McDermott and Son Beau Attend Paw Patrol 10th Anniversary Event in Sweet Father-Son Outing

“Beau and I had a great time at the@nickelodeonstudios today for the 10th anniversary of@pawpatrolwe watched the special 10th anniversary episode and an episode of a new show. Can you guess what it is?? We met Rubble, Chase, and Skye!!”

McDermott continued, “We had snacks and finished the day off with a coloring competition. I think Beau crushed it. I played it safe and stayed in the lines, but Beau really went with bold colors and expressed himself and explored his space with colors. Big thanks to uncle Billy@marquecommfor having us. We love you. Happy 10th Paw Patrol !! We love you too!!!#pawpatrol#nickelodeon#rubble#skye#Chase.”

Spelling — who couldn’t attend because of an emergency eye procedure on Friday — shared photos of her husband and son at the event on her Instagram Story.

In addition to Beau, McDermott and Spelling also share Finn, 10, Hattie, 11, Stella, 14 and Liam, 16. McDermott is also dad to son Jack, 24.

source: people.com