Save the Date!

Katherine Heigl and Josh Kelley

Katherine Heigl and musician Josh Kelley met when the Grey's Anatomy star appeared in the video for Kelley's song "Only You" in 2005. Later, Kelley wrote "Katie's Song" for his lady love. "There is really nothing more romantic than that," Heigl has said of the gesture. "It was one of the most thrilling and romantic things that I've ever experienced, and it makes me really like him bad." The couple got engaged last June.

Sacha Baron Cohen and Isla Fisher

Borat

star Sacha Baron Cohen and his longtime girlfriend, Australian actress Isla Fisher, have been together for more than five years. "Sacha makes me laugh more than anyone," Fisher—who has been preparing for the couple's nuptials by studying Judaism—has said. The pair are expecting their first child later this year.

Ellen Pompeo and Chris Ivery

Ellen Pompeo got quite the surprise on her 37th birthday when her longtime boyfriend, Chris Ivery, popped the question with a 3.5-carat emerald-cut diamond from jewelry designer Tacori. "We were friends for six months; then one night she just looked different to me," Ivery has said of his fiancee. Still, the couple—who grew up near each other in the Boston area, but didn't meet until 2003—won't be shouting their wedding plans from the rooftops. "We'll get married eventually, secretly," Pompeo has said.

Salma Hayek and Francois-Henri Pinault

Last March, the lovely Salma Hayek got Hollywood tongues wagging when she announced that she and French businessman Francois-Henri Pinault (left) were engaged and expecting their first child. Pinault, 44, is the CEO of luxury goods firm PPR, which owns iconic fashion houses like Gucci and Yves Saint Laurent.

Sarah Chalke and Jamie Afifi

Scrubs

star Sarah Chalke and her longtime boyfriend, entertainment lawyer—and fellow Canadian—Jamie Afifi became engaged during a trip to Hawaii last December. The couple have stayed mum on the details of their upcoming nuptials.

Maggie Gyllenhaal and Peter Sarsgaard

Together for more than five years, Maggie Gyllenhaal and Peter Sarsgaard welcomed a baby daughter, Ramona in October 2006. "That is a lucky child, those are lucky parents. And I am very happy for all of them!" said pal Laura Linney when the happy news broke. The indie actors are also planning a walk down the aisle, but have stayed mum about the details.

Nicole Richie and Joel Madden

Now that Nicole Richie and Good Charlotte frontman Joel Madden's great expectation has been confirmed, celebrity wedding watchers are wondering whether a walk down the aisle is also in the cards. During an appearance on Live With Regis and Kelly this summer, Madden got tripped up when host Regis Philbin mentioned the rocker having "a little ring, or something," for Richie. "I was hoping it would be a surprise, but now –" Madden mumbled.