Landon Barker

 Landon Barker is opening up about his dad’s new marriage.

In honor of Landon’s boohooMAN x Landon Barker collection launch, he spoke to
PEOPLE about all things fashion — and life after dad Travis Barker’s marriage
to Kourtney Kardashian.
Discussing their wedding last month, Landon, 18,
says the best part was simply seeing everyone’s happiness.

“I would say I definitely enjoyed seeing my dad so happy and at peace,” he
says of the Blink-182 drummer, 46. “It was all a great time, just seeing
everybody so happy. And it was emotional and beautiful at the same time.”

and Kardashian, 43, famously wed in Portofino, Italy, on May 22
surrounded by their friends and family following a “practice wedding” at a Las
Vegas wedding chapel in April.
Along with close family and friends, all six
of their children were in attendance for the ceremony: Kardashian’s
sons Mason, 12, and Reign, 7, and daughter Penelope, 9, and on
Travis’ side Landon, daughter Alabama, 16, and stepdaughter Atiana, 23.

insider told PEOPLE at the time that the bride was on cloud nine throughout the
celebrations. “It was a magical weekend for everyone. Kourtney didn’t stop
smiling,” the insider said. “She loved being surrounded by her family and close
friends. She couldn’t have asked for a more perfect wedding.”
The family,
along with Kardashian and Travis were dressed by Dolce & Gabbana, but Landon
shares that he got to customize one of his outfits for the wedding — and he
really enjoyed it.
“I wanted black leather pants with fringe on the side
and then I had a jacket in the past [with] these little pearl Dolce &
Gabbana charms. I told them to put them on the sides with the fringe and when I
got to Italy, it was literally waiting there in my room,” he says.
continues, “My vision came to life. It was sick.”

Meanwhile, in May,
during an episode of The Kardashians, Kardashian opened up about how
happy she felt to have a blended family.

“The more kids, the
merrier. It’s more people to love,” she said in a confessional. “I am really
close with Travis’ kids and I love them and it’s a beautiful thing.”
is a really amazing father. It’s one of the reasons that I fell in love with
him. He is very, very patient,” she added. “I think because we’ve all known each
other, it does make it easier to blend our families. It’s all I could ever

In April, Kardashian celebrated her birthday at
Disneyland with her blended family and shared photos from the occasion on

RELATED VIDEO: Sweet Details You May Have Missed from Kourtney Kardashian and
Travis Barker’s Wedding

“Grateful for all of the blessings God has given me on my 43rd year
of life,” the Poosh founder wrote alongside the carousel of images from the
magical outing. “🥰😊❤️‍🔥 heart full.”
Meanwhile, as Landon detailed his
boohooMAN collection, the punk-rocker opened up about how Travis influenced his
style evolution — and the role Kardashian plays in influencing his.
“As a
baby, he would always put me in cool old rock band tees. But honestly, I would
say I got my dad into fashion more than he got me into fashion because when I
was younger, all my dad would wear is black Dickies and a punk rock t-shirt for
years,” Landon says.

“I would just wear random stuff or I’d just
dress super high-fashion. And then, when he started being with his wife, he
started stepping up his fashion a little bit, just so he can get on her level,”
he adds of his new stepmom.