Sofia Richie makes sure that Scott Disick knows the love of her 35th birthday.
The couple came from Los Angeles to celebrate the birthday boy's big day on Saturday, allowing you to relax on the beach – and have a cozy underwater.
"Happy birthday babe! Thank you for being," wrote the 19-year-old together with a pair of shots together in their swimwear while they were partially lowered under the water.
"Loves you," she added.
Richie also continued to share A self-image that goes on the beach while wearing a black snow bikini top with matching bottoms. "Name Buck" she wrote next to the picture.
Later that evening, Richie shared a photo on her Instagram Story of the couple sharing a kiss on her lips.
While the party's holiday was full of romantic moments, Disick also brought with her children.
The documentary on his birthday dinner, the proud father shared a sweet photograph of himself and kisses his 5-year-old daughter Penelope, whom he shares with ex-girlfriend Kourtney Kardashian. The couple also shares sons Mason, 8 and Reign, 3.
"Me and my mini I", he wrote the picture.
Unlike her sisters Kim Kardashian West, Khloé Kardashian and Kendall Jenner, Kourtney wishes her a happy birthday on social media, but she shares a photo of herself listening to Katherine McPhee's song "Over It."
Richie and Disick have officially dated since September in September after they originally sparked Roman rumors a year ago. In recent months, the relationship seems increasingly serious, with Richie spending a lot of time – and even holidays – with three children of Disick and Kourtney.
While a source previously told the people that Kourtney 39 still thinks Richie is "too young" for Disick, the couple has Kourtney's blessing as long as their relationship helps keep him on track.
"Sofia helps Scott to become a better and healthier person," told the source. "Kourtney is convinced that Scott and Sofia take good care of the children. Scott is a good dad when he has his life together."
RELATED: Scott Disick & Sofia Richie Canoodled in Cannes 1 year ago: Inside Their Unlikely Romance
What about Disick? He thinks it's "kind of flattering" that people care about their love life.
"I'm not mad at that," he told the people in March while hosting a party at the Jewel Nightclub in Las Vegas. "Everyone is worried about anything. Everyone is worried about the things of others, so that's fine."