First, she bought him a suped-up $750,000 luxury car for his birthday.
The reality star was more doting girlfriend than diva on Monday as she patiently stopped to fill up a shiny black Lamborghini with gas for her rapper beau before hitting the mall in Los Angeles.
Dressed casually for the outing in a plain white T-shirt, skin-tight pants and lace-up high heel boots, a fresh-faced Kardashian was snapped standing next to the two-door sports car while dutifully attending the pump.
The famous duo later made their way to the Westfield Topanga Plaza, where they spent the afternoon together.
Kardashian reportedly bought the rare Lamborghini Aventador LP 700-4 for West to celebrate his 35th birthday in June.