Imgur app is known for running time-limited events for their community. This time you can also earn a unique trophy if you make a post until 28 of February.
Like this one 📲
Imgur12 celebration popup - Album on Imgur
Discover the magic of the internet at Imgur, a community powered entertainment destination. Lift your spirits with funny jokes, trending memes, entertaining gifs, inspiring stories, viral videos, and so much more.

It also has a button that turns birthday animation in the bottom right corner under the image post.
Imgur: Find funny GIFs, memes & watch viral videos – Apps on Google Play
Imgur is the easiest way to discover the magic of the Internet, with everything from funny pics of pets, to funny GIFs from movies and TV shows, LOL pics, awe-inspiring science facts, puns, comics, and art, upvoted by people like you. Guaranteed to tickle your funny bone and make you LOL your pants …