Lily Aldridge has debuted her baby bump on the catwalk.

The 32-year-old supermodel stunned fans during New York Fashion Week at the Brandon Maxwell catwalk show at Classic Car Club on Saturday (08.09.18) by strutting her stuff in a red backless gown which accentuated her burgeoning bump

The Victoria's Secret Angel is five months' pregnant with her second child with her husband, Kings of Leon frontman Caleb Followill. The couple already have six-year-old daughter Dixie together.

The brunette beauty's fellow models were on hand to support her during the show and Lily posted an Instagram slide show showing off the dress, and friends Gigi and Bella Hadid blowing her a kiss and touching her belly.

She wrote: ''So proud to walk the @brandonmaxwell runway 5 months pregnant! I've walked few runways in my life and this is a moment that I'll look back on forever with great emotion. Thank you Brandon for letting my shine & being such a true gentleman, Love you FOREVER!!!

''Thank you @georgecortina for making me feel so beautiful makeup by my love @tompecheux & hair by the sweetest @jamespecis @mr_stephengallowayfrom pumping me up before the runway.

''And love to all the amazing powerful girls casted in the show by @johndavidpfeiffer It was so much fun being backstage will all the girls, everyone was so uplifting and rubbing my belly celebrating this beautiful journey with me Nothing but Empowerment at Brandon Maxwell. (sic)''

Lily was flooded with positive comments from her friends who wanted to congratulate her on her maternal model moment.

Martha Hunt said: ''Beauty!''

Whilst Brandon Maxwell commented: ''I love you Lily!!!!! What a JOY it was to work with you. (sic)''

Aaron Paul added: ''I can't begin to tell you how happy this makes me. So beautiful as always. In and out. What an amazing experience for you both. You two looked radiant. (sic)''