The Mercury Marquis that McGarrett and Danno are pushing is the same car that Jack Lord had during the later seasons of the original Hawaii Five-O which later ended up in the possession of John Boley Nordlum (Lord's stunt double in the original series) after the series ended in 1980.
Guest-stars Vanessa Lachey and Nick Lachey are also a real-life couple. So when Vanessa's character said that Nick's character is her finance it is also true in real life. Film this before their July 15th, 2011 wedding.
"Powa Maka Moana" is Hawaiian for Pirate
The opening music used in the teaser during the spring break cruise is the song S&M by Rihanna, from her 2010 studio album Loud.
The clock on the phone when kono is showing steve the video says 335am. But as you clearly see when the kids are filming it and when it is shown?, it's clearly daylight out so it is impossible for it to be that time.