Leonardo DiCaprio, Blake Lively Hold Hands: Who's the Sexiest Celebrity Couple?

They're so perfect, it's nauseating.

Tall, blond Leonardo DiCaprio was seen holding hands with tall, blond Blake Lively in Italy over the weekend, just days after they were spotted hugging on a yacht at the Cannes Film Festival.


The only potential problem for this impossibly good-looking new couple? DiCaprio is 36 and Lively is 23, creating a sizable 13-year age difference.

SODAHEAD SLIDESHOW: See the sexiest celebrity couples.

DiCaprio also happens to be on the rebound. He just split with 25-year-old Israeli supermodel Bar Rafaeli, and they're known to be on-and-off.

"They do this every two years," a source told Us Weekly. "They could be back together next week."

In the meantime, from Leo and Blake to Brangelina to Gisele and Tom, let us know: Who's the sexiest celeb couple?