Heidi Range pays tribute to husband on anniversary

Former Sugababes singer

Heidi Range

has paid tribute to her husband

Alex Partakis

on their first marriage anniversary. Remembering the happiest day of her life, the 34-year-old singer shared a memory on Instagram.

Range captioned an image of her and her husband on their wedding day, "A year ago today marrying my best friend, happiest day of my life.

"Happy anniversary my wonderful husband, I love you with all my heart and soul. And so our adventure continues..."


The singer tied the knot with

Partakis

last year in

Florence

. The couple revealed in July that they are expecting their first child.