VIDEO : See Khloe Kardashian's Sweet Tribute to Boyfriend Tristan Thompson

Khloe Kardashian shared a sweet photo on her Instagram Monday which praised her boyfriend of over a year, Tristan Thompson. The pregnant star is expecting her first child with Tristan early next year. Khloe has been traveling to and from her home in California and their home together in Cleveland during the NBA season. The photo has the caption ? The day i met you, my life changed. Thank you my love!? The snap is from from the reality star?s 33rd surprise birthday party.