Rob Kardashian Resurfaces for Uncommon Look at Khloé’s fortieth Birthday! Leisure TonightRob Kardashian Makes Uncommon On-Digital camera Look for Khloe’s Birthday Us WeeklyTristan Thompson gushes over ex Khloé Kardashian on her fortieth birthday, calls her his ‘finest buddy’ Web page SixIs Rob Kardashian Making an attempt a Comeback? The CutKhloé Kardashian Kicks Off fortieth Birthday Tributes from Beloved Ones PEOPLE