Lou Samuel Turns 1!

Heidi Klum and Seal's youngest little lady celebrates a year of sightseeing, siblinghood and style

BIG DEBUT

The gang's all here! Lou makes her big debut in a casual family photo snapped by dad Seal just a month after her birth on Oct. 9, 2009. "It's difficult to imagine loving another child as much as you love your existing children," the proud pop wrote, before gushing about his little girl.