Photo: Frazer Harrison/Getty

Alabama Barkeris showingKourtney Kardashiansome major birthday love.
In celebration of the POOSH co-founder’s 44th birthday,Travis Barker’s daughter, 17, penned a sweet note to the “best stepmom” in asince-expiredInstagram Story.
“Happy birthday Kourt,” Alabama wrote alongside a photo ofThe Kardashiansstar sitting on the Blink-182 drummer’s lap while on a plane. “You’re the best stepmom I could ask for, you are so caring and generous for others, you are such a family person and such a hard-working mom.”
“Even if you don’t feel good or had a hard day, you always put your family first,” the teen shared. “You have such a beautiful aura, I wouldn’t want another step mom.”
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.
Kourtney Kardashian.Kourtney Kardashian Instagram

Barker, 47, shares Alabama and son Landon Barker with exShanna Moakler, and is also dad to her daughter,Atiana De La Hoya, from her previous relationship with professional boxerOscar De La Hoya.
Kardashian shares her three kids — sonsReign Aston, 8, andMason Dash, 13, plus daughterPenelope Scotland, 10½ — with exScott Disick.
When it came to gifts, the mom of three was showered with an array of flowers for her big day, and she shared a clip of the many beautiful arrangements she’d been sent in her Instagram post, including some that came from her three kids.
Kourtney Kardashian Barker, Travis Barker, Atiana De La Hoya, Reign Disick and Penelope Disick.Kourtney Kardashian Barker/Instagram

In a sweet clip showing off the flowers, one of her children can be heard shouting in the background, “Happy Birthday!” to which Kardashian responds, “Thank you.”
Earlier in the week, Barker marked the reality star’s birthday with aheartfelt social media tribute.
“My soulmate. I’m so grateful that today you were born. You deserve everything your heart desires. Nothing makes me happier than seeing you smile,” he wrote on Instagram alongside a series of photos.
source: people.com