In a recent post on her website, the 35-year-old Keeping Up With the Kardashians star wrote, “I feel like a f**king whale.”

Kim admits that it isn’t just her size that’s bothering her, but also some of the other common side effects of having a bun in the oven. Specifically, she says her unborn son is “sitting on [her] bladder and [she has] to pee every five minutes.

While it sounds like her second pregnancy hasn’t exactly been a cakewalk, the reality star did get a pleasant treat on her birthday last week when her husband threw her a surprise 35th birthday party.

Credit: ETonline