Kate Upton is naturally proud of her SI swimsuit cover. Here she has her hair up in a blue dress as she shows off the new magazine on the red carpet at a party for the 50th SI swimsuit issue.

Photo Credit: Al Powers, Powers Imagery

Sports Illustrated is back with its annual swimsuit issue, which again features the lovely and voluptuous Kate Upton as the cover model, and she joined her other models for a red carpet event and launch party.