Jennifer Aniston rushing to the altar? No, the actress wasn't getting hitched to her co-star and rumored beau Gerard Butler. She was attending her hairstylist Kelsie Gigandet's wedding.

PHOTOS: Jen Aniston Rushes To A Wedding

Kelsie, who is also the sister of Twilight hunk Cam Gigandet, styled Aniston's hair for Marley & Me and The Bounty. She also did Demi Moore's hair for The Joneses.

Jennifer Aniston and Gerard Butler On Set

After the ceremony, a reception was held at the Smog Shoppe near Culver City, Calif., which is a former smog check center that was converted into a solar-powered event venue.

• TAGS

• Cam Gigandet
• celebrity wedding
• Demi Moore
• Gerard Butler
• hollywood happenings
• Jennifer Aniston
• Kelsie Gigandet
• Marley & Me
• The Bounty
• Twilight

Jennifer Aniston attends the wedding of Kelsie Gigandet, sister of Cam Gigandet of "Twilight" fame.

• TAGS

• black dress
• Cam Gigandet
• Jennifer Aniston
• Kelsie Gigandet
• Twilight
• Wedding
• wedding dress