Kourtney Kardashian turns 42! Kim and mother Kris Jenner post gushing tributes

Kris Jenner, Kim Kardashian & More Send Love To Kourtney On Her 42nd Birthday — See Tributes & Pics

Travis Barker Celebrates Kourtney Kardashian's Birthday With Over-the-Top Flower Arrangement

Travis Barker Declares He ‘Loves’ GF Kourtney Kardashian As He Posts Steamy Kiss Photo On Her Birthday