Former Formula One champion Jenson Button's fiancee Brittny Ward is enjoying motherhood and has even offered some words of advice to new moms.

On Tuesday, Brittny Instagrammed the below cute picture with her seven-month son Hendrix, and wrote: "Moments like these... it's not always rainbows and butterflies. Being a mum has been the biggest transition in my life ever! I'll admit it I was 100% selfish before becoming a mum.