Layering collar necklaces -- like Katherine Heigl did with her $2,225 Joan Hornig piece and $50,000 David Yurman strands of pearls -- highlights eyes and a glowing complexion.

FantasyJewelryBox.com necklaces, $33 to $37 each, fantasyjewelrybox.com.

When pairing a belt with a patterned dress, be sure to select one with simple oversize detailing, like Megan Fox's $110 Jack Rabbit version.

Forever 21 belt, $11, forever21.com.

For more hot items that look expensive but actually cost less, pick up this week's issue of Life & Style, on newsstands now!

Photo Credit: iphoto; Getty; Still Life: HBB