CELEB GPS: Mark Wahlberg Greets Fans; Lauren Conrad Talks Resolutions

The Who's Who of Hollywood stepped out in the brisk L.A. air Wednesday night and we have all of the star footage in this edition of Celeb GPS!

'The Fighter' star and Golden Globe nominee Mark Wahlberg was spotted outside of "Jimmy Kimmel Live!" while "The Hills" alum Lauren Conrad was seen outside of the Nokia Theatre where she talked about New Year's resolutions.

Justin Timberlake was also caught by the paparazzi shooting his new movie with Amanda Seyfried and songstress Katy Perry was seen at Las Palmas.

Check out the video for more from your favorite stars!