Selena Gomez: 'The Thing' Premiere!

Selena Gomez attends the premiere of the horror film The Thing held at Universal Studios on Monday (October 10) in Universal City, Calif.

The 19-year-old entertainer showed off her legs for days in a pair of shorts.

PHOTOS: Check out the latest pics of Selena Gomez

Selena is back in town after wrapping up her We Own the Night tour in the US – she is headed to Canada for the rest of the month.

Selena‘s film Monte Carlo will be released on DVD and Blu-ray next week on Tuesday (October 18)!

10+ pictures inside of Selena Gomez at The Thing premiere…