Kourtney Kardashian and Travis Barker.Photo: Travis Barker Instagram

Travis Barker Instagram

Travis Barkeris head over heels forKourtney Kardashian!

The Blink-182 drummer, 45, left a sweet note to theKeeping Up with the Kardashiansstar, 42, on Thursday after the pair took a trip to Disneyland with family.

Posting a picture of himself holding his girlfriend’s hand while riding the King Arthur Carousel, Barker wrote in the caption, “Happiest Place On Earth 🌍.”

Instagram

Kourtney Kardashian, Travis Barker

In his Instagram post, Barker also shared photos of 22-year-old stepdaughterAtiana De La Hoya, 17 year-old son Landon Asher and 15-year-old daughterAlabama Luella— all of whom he shares with ex-wife Shanna Moakler — visiting the California theme park.

“Favorite ❤️,” Alabama wrote, while Atiana commented with two white heart emoji.

In January, a source confirmed Barker and Kardashian’s relationship to PEOPLE, and the couplemade things Instagram officialoverValentine’s Dayweekend.

Since then, their romance has continued to heat up. From Barkertattooing Kardashian’s first name on his chesttopacking on the PDA during a romantic getawayin Utah, the pair haven’t shied away from showering one another with affection.

Earlier this month, Barkergot a tattoo of the phrase “I love you"written in Kardashian’s handwriting. The unique design was debuted on Kardashian’s Instagram.

RELATED VIDEO: Travis Barker Gives GirlfriendKourtney Kardashiana Lavish Gift for Mother’s Day

A source previously told PEOPLE thatBarker “often spoils” Kardashian.

“Kourtney still seems very happy with Travis. He is very into her. He constantly gives her compliments and attention. You can tell he is thrilled to be dating her,” the source said. “Kourtney is soaking it all up and enjoying life.”

source: people.com