Rob Kardashian wrote on Instagram Wednesday in honor of his 5-year-old daughter, Dream Happy birthday ... Great' as She Asks Fans for 70th Birthday Wishes for Her 'Papa' Rebel Wilson Celebrates ...

"She's growing up too fast, but I'm very proud of you and your kind heart," he said of his daughter ... Doing Great' as She Asks Fans for 70th Birthday Wishes for Her 'Papa' Lily Collins ...