Sharing three polaroids of herself and Tristan looking totally loved-up, Khloe captioned the pictures "dad and mom", along with the date.
While Kardashian rubs the marinade in, Thompson teases her: "Yes, massage that", he jokes. "You treat me like a queen!" she wrote.
Khloe Kardashian celebrated her 33rd birthday Sunday.
Korean leader observes missile test amid North's threats
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But most likely, Khloe is just joking, and we'll have to wait to celebrate the happy announcement one day ~soon~.
She captioned it: "Sisters waiting to surprise Khloe".
Tristan already has a son with his ex-girlfriend Jordan Craig who was born during the first few months of his relationship with Khloe.
"He wants to have kids now", the reality star told Kim. "The family loves Tristan and they were all taking photos with him and really treated him like a family member", a source dished to E!
Trying to convince Khloe that she was being genuine, Kanye West's wife said that it would mean "everything" to her.