While "Hawaii Five-0" has been on hiatus since March 13, the hit series returns tonight with "Ike Hanau (Instinct)" (Episode 20). But will the fan favorite be back next week? Yes, and it's going to chock-full of action, suspense, and excitement. Episode 21, called "Ua helele'i ka hoku (Fallen Star)," will see Five-0 investigating the murder of an Elvis impersonator whose dead body is stolen at a convention. Plus, guest actor Jon Lovitz will return in Episode 21 of Season 5, reprising his role as Barry Burns. Care for some more Season 5 spoilers? Keep reading for tons of "Hawaii Five-0" spoilers, including next Friday's "Ua helele'i ka hoku (Fallen Star)" (S05E21) synopsis and more!

What should we expect on next week's all-new episode of "Hawaii Five-0" on CBS?

"Ua helele'i ka hoku" is Hawaiian for "Fallen Star," and the name of the upcoming episode. As always, Episode 21 will bring all of the "Hawaii Five-0" energy you've come to know and love!

According to the official TV Guide synopsis, "A performer is killed at an Elvis impersonator convention and his body is stolen."

The Five-0 team must of course track down the offenders, and "the investigation reveals the culprits are after diamonds sewn into the victim's costume," suggests the official synopsis.

"Meanwhile, Gabriel Waincroft returns to seek Chin's help to get off the island," concludes the synopsis.

Airing on Friday, April 10 at 9 PM, Episode 21 will also the return of actor Jon Lovitz as Barry Burns.

As you can see, there's plenty to look forward to in the next all-new "Hawaii Five-0" episode!

What do you think about the latest synopsis and spoilers? Do you have any predictions for the rest of Season 5 of "Hawaii Five-0"? Sound off with your thoughts in the comments section below!

Make sure to catch Episode 21 of Season 5, called "Ua helele'i ka hoku (Fallen Star)," next Friday at 9 PM on CBS!