Principle: (on intercom) Attention all students we will be having a student prom tomorrow, I'm not sorry I didn't tell you before cause I'm a jerk

A lot of cheers error from the school

Ash: (whispering to dawn) What's a prom?

Dawn:(whispering) No idea...

Serena over hears them

Serena: (blushing madly) Oh, it's a thing where you find a date to dance with

Ash: (blushing) Oh

Dawn: (mockingly) Aww do you two have a crush on each other, a little vampire-human action? Are you to gonna get in the bed together?

Both: (blushing Insanely) SHUT UP DAWN!!!

Later In at Ash's house in his and Dawn's bed

Dawn: So I will tell you who I have a crush on if you tell me if you crush on Serena, and come on were siblings we trust each other with our lives

Ash: Fine, I do have huge crush on Serena

Serena just happened to be walking by and over hear that part and hears Ash say he has a crush on her and starts to fangirl

Ash: Now you tell you me who you have a crush on!

Dawn: Fine, A promise is a promise...
I have a crush on Paul...

Pikachu: PIKA PIKA?!

Serena can't hold it in at Pikachu's reaction and starts bursting out laughing and gets caught by Ash and Dawn
(Dun dun duuuuuuuuun!!!!)