What's the name of the new indie track that as these lyrics...?

Question

It goes something like "there will be fun fun fun" or "we will have sun sun sun" and it's a group in the video and the video is made to look old fashioned i think they let off a balloon or kite at the end of the video too.

I am having a hard time finding it

Answer 1

5 Years Time by Noah And The Whale

Answer 2

5 years time - noah and the whale