Here's how to play. Have fun and good luck!

Watch

• Watch the first airing of each Hawaii Five-0 Season 2 episode on Mondays at 9 p.m. HST (Hawaii Standard Time).

Play

• The following day (Tuesday), follow @HawaiianAir on Twitter.com and wait for a trivia question based on the previous night’s episode.

• Tweet your answer to the trivia question and include the hashtag, #HawaiiFive0Trivia.

• Answers will be accepted for 24 hours.

Win

• The qualifying answers will be entered into a drawing.

• A winner will be randomly selected and announced on Wednesday.

• Each weekly winner will be given an opportunity to select their prize – a $25-off E-Certificate that is good for up to 2 Roundtrip fares for Interisland travel OR a $50-off E-Certificate that is good for up to 2 Roundtrip fares for Transpacific travel.

GRAND PRIZE DRAWING

For the final Hawaii Five-0 Season 2 episode, all qualifying answers for that week and all weeks prior will be entered into a drawing for the Grand Prize.

A Grand Prize winner will be randomly selected and given an E-Certificate that is good for up to 2 Roundtrip fares for Transpacific travel for the price of $50 each.

* NO PURCHASE NECESSARY TO ENTER. Must be a legal resident of the United States of America at least 18 years of age or older at the time of entry. Restrictions apply. Click here for complete Sweepstakes Official Rules.