Rock Lobster

It's an ocean creature.

 It's a Family Guy episode.

 It's a hit song by the B-52s.

And it's a pretty good frozen cocktail, too.

ROCK LOBSTER

1    oz        Coconut Rum

1/2 oz        Banana Liqueur
1/2 oz        Pineapple Juice

1/2 oz        Orange Juice

1/2             Banana

dash          Grenadine

~cup          Ice

1/2 oz        Dark Rum

Put all ingredients EXCEPT the dark rum into a blender.

Blend until smooth. 

Pour into a chilled glass mug. 

Top it off with the dark rum.