Lin's friend, Airi, is being stalked. The three brothers immediately come to her aid, saying they'll take care of the stalker. They sneakily follow Airi around and soon find out it's not just a stalker that follows Airi around...
Keep saying "bananas, bananas," 
over and over, so you don't forget.
Sigue diciendo "bananas, bananas" 
una y otra vez para no olvidarlo.
Sigue diciendo "plátanos, plátanos" 
una y otra vez para no olvidarlo.
Fique repetindo "banana, banana",
 de modo a não esquecer.