Rapper Tyga and Kim Kardashian's half-sister Kylie Jenner helped to spread a little holiday cheer on Monday (15Dec14) by visiting sick kids in a hospital in California.

The hip-hop hitmaker and his rumoured girlfriend Jenner paid a surprise visit to youths at the Children's Hospital of Los Angeles to hand out gifts and toys to patients.

Tyga and Jenner made the trip as part of the L.A. Gear Presents Teen Impact Holiday Party.

Taking to Instagram.com to chronicle the trip, the rapper writes, "@childrensla the littlest things could mean the most to someone givingback thankful helpingmatters (sic)."

He adds, "It was great to come back to @childrensla to bring christmas to the kids. Thank you to @lagear and @808audio and @idvproducts @djskee for helping me bring a smile to so many kids faces (sic). It's amazing! Humbled".