1- Hunger Games puns?
They are SNOW joke

(Get it? President snow? Okay ill leave))

2- What language do billboards use to talk?
Sign Language!

3- Hey, why is Undyne so mad? She definitely needs to..... CHILL out, (I'll just run away from angry fans)

4- What does Bill Cipher say when he falls?
Help! I've GRAVITY FALLen and I can't get up

5- Me: Hey, how about Undyne?
My friend: What about her?
Me: She seems a little FISHY to me...
Friend: -_-  no..... just....... no......

I can't think of any more.......
I'm so sorry