For Sherwoodboy, featuring her character April:
http://www.furaffinity.net/user/sherwoodboy
As well as Etra, 000999's character:
http://www.furaffinity.net/user/000999
Animation of original image
http://www.furaffinity.net/view/17032928/
Original artist: Llordstormcaller on DeviantArt:
Audio clip from:
https://youtu.be/ha3BQJ06uZA
https://youtu.be/mK89GTblp7I