Sexy stars light up the red carpet -- and the streets

By CHELSEA HUANG

The stars are absolutely killing it on the style front!

From movie premieres to talk show appearances, and even just on the streets, our favorite celebs were looking good this week as summer weather transitions into fall.

Rosie Huntington-Whiteley looked gorgeous in post-Labor Day white that looked totally season-appropriate. The sexy model and action star, 27, paired her go-to white skinnies with a fuzzy off-white sweater.

Swimsuit model and John Legend's wife Chrissy Teigen, 28, also stunned in a pencil-length leather dress that hugged her fit frame.

Click through to see our picks for this week's sexiest -- and most stylish -- stars.