Seeing the rainbow after the rain is Always a good sign! :) 

- And double rainbow is Even Better!  ^_^ 🌈🌈👍

Watching them in the sky always makes me smile! 😁

And here you have two different songs about Rainbow ( I think you may know the First One!  ^_~ 🎶 ) 

Rainbow song 1:

https://youtu.be/fahr069-fzE

And Rainbow song 2: 

https://youtu.be/HvAccP0dId0