Kim and Kanye
Kim and Kayne West have welcomed their second child.Reuters

Tyga is yet propose to Kylie Jenner but it looks like the Young Money rapper is already vying for the best brother-in-law award. Celebrity news site Hollywood Life reports that the 26-year-old has been showering Kim Kardashian and Kanye West's newborn son with gifts.

While KimYe are yet to reveal the moniker they have given their newest addition, a source says that the Tyga – who has three-year-old son called King Cairo – has wasted no time splashing the cash. "Tyga's already gone out and purchased several gifts for the newborn, including this massive stuffed golden tiger teddy," an insider said. "He got KimYe a card and wrote 'From One Family To The Next – Love Aunt Kylie & Uncle Tyga'."

Kylie Jenner and Tyga
Trying to make a good impression: Tyga has been dating Kylie Jenner for over a yearGetty

Kardashian and West welcomed their second child on 5 December. The reality TV star made the announcement on both Twitter and her website, which read: "To our fans. Kanye and I welcome our baby boy! Kim Kardashian West and Kanye West welcomed the arrival of their son this morning. Mother and son are doing well."

Paddy Power is offering 5/2 odds that the proud parents, who already have two-year-old daughter North West, will call their son Easton.

In November, Jenner hinted that she could soon follow in her older sister's footsteps by walking down the aisle with her rapper beau, whom she started dating in October 2014.The 18-year-old Snapchat queen reignited engagement rumours as she partied after the American Music Awards. When TMZ asked the brunette beauty if she's going to marry Tyga she responded with a very definite "yes".