Kim Kardashian's discovery of her baby's gender will be revealed on the upcoming season of Keeping Up With The Kardashians, set to air on June 2.

Kim and boyfriend/baby daddy Kanye West have been mum on the sex of their baby, but in a new preview clip provided by E!, sisters Kourtney, Khloe and mom Kris Jenner accompany the mother-to-be to the doctor's office to get the news.

West is not seen in the preview video below.

The Kardashian's family doctor, Dr. Crane, tells Kim that he is going to look around to see if the sex of the baby will be revealed 100%.

"Once I knew the sex [of my baby] is when I got so excited," Kourtney told Kim.

Kim, dressed in black and lips painted with red lipstick gets on the bed and gently pulls up her shirt up so that Dr. Crane can conduct the sonogram.

Kourtney, Khloe and Jenner are all intrigued by the sight of the undeveloped baby. The doctor gives them a mini lesson on the whole anatomy of Kim's baby.

"Look at that! Look at the little ankle! Oh Kim look!" Jenner is heard saying in the background. "Do you see a little pee-pee?"

Jenner's remarks has fans concluding that Kim is expecting a baby boy. The camera cuts away as soon as the doctor reveals the news of the gender, enticing fans. Although Kim and West have attempted to keep the baby's sex a secret, rumors have swirled that the couple is having a girl.

Enstars reported earlier that Kim's baby shower invitations were leaked online, which consisted of a dancing ballerina musical box that played West's Hey Mama song.

"Please join us for a Baby Shower featuring Kim Kardashian, given with love by Kris Jenner, Shelli Azoff, Kourtney Kardashian and Khloe Kardashian-Odom," the invite reads.