Derek Hough Gets Sweet Kiss From Girlfriend Hayley Erbert on His 32nd Birthday -- See the Pics!

Happy birthday, Derek Hough!

The former Dancing With the Stars pro turned 32 on Wednesday -- and got a little kiss from his girlfriend, Hayley Erbert, to celebrate.

WATCH: Derek Hough Cozies Up to 'DWTS' Dancer Hayley Erbert at Disneyland -- See the Pic!

"Happy Birthday to this handsome man of mine," Erbert captioned a snap of the two on Twitter. "I love you ❤️."

RELATED: Derek Hough Sings in New Dance Music Video, Opens Up About Vocal Cord Surgery

The 22-year-old dancer isn't the only one wishing Hough a happy birthday. His sister, Julianne, took to Instagram to pay tribute to her brother alongside a sweet slideshow.

"Happy Birthday to my big brother! 🎉🎉🎉There is nothing better than hearing this 5yr old guttural laugh! This is your best self Dman!" she wrote. "I'm so lucky to be your little sister and to have had you to look up to my entire life. You never cease to amaze me with your talents, gifts and your heart!"

Happy Birthday to my big brother! 🎉🎉🎉There is nothing better than hearing this 5yr old guttural laugh! This is your best self Dman! I'm so lucky to be your little sister and to have had you to look up to my entire life. You never cease to amaze me with your talents, gifts and your heart! ❤️ When you are your best self (that big toothless, squinty eyed smiling picture) you are untouchable! We have had so many adventures together in this journey we call life. Great ones, scary ones, tough ones, fun ones and hilarious ones. But just know I can't wait to do all the adventures with you! The one we are on right now with our 3rd Tour has been one of the best ones yet! I'm having so much fun performing and hitting the stage with you but most of all just hanging out and cracking up about nothing! I love you so much Derek! Happy Birthday!!!🎈🎁🎊🎂🎉

ApostsharedbyJulianneHough(@juleshough)onMay17,2017at9:57amPDT

WATCH:Derek&JulianneHoughPreview'Move--Beyond'TourWithPowerful'DWTS'Performance

ET caught up with the Hough siblings in March ahead of their Move -- Beyond tour. See more in the video below.