VIDEO: Lauren Conrad On New-Look Heidi - "It's A Look"

Lauren Conrad was tight-lipped when asked about her one-time pal Heidi Montag's surgically-enhanced new look on Good Morning America Wednesday, saying diplomatically, "It's a look."

Montag admitted recently to undergoing ten surgeries in a day, revealing a newer, different look.

NEW PHOTOS: Heidi Post Plastic Surgery

Conrad, formerly of The Hills, said she has not been under the knife herself, adding, "I think it's a personal choice -- everybody's different ... everybody needs to do what's good for them."

EXCLUSIVE VIDEO INTERVIEW: Tila Tequila On Heidi Montag’s Plastic Surgery – “Everything About Her Is Fake”

Conrad's new book, Sweet Little Lies, is in stores now.

EXCLUSIVE VIDEO INTERVIEW: Heidi Montag's Doc Says Her Plastic Surgery A "Well Thought Out Career Move"