FALSE. Viagra generic is known as Sildenafil. 

Nonetheless, commence the phallic gifs:

Reddit comments: http://reddit.com/r/pics/comments/2tu9d4/unfortunate_shadow/

Imgur comments: http://imgur.com/gallery/BEvFizF

Reddit comments: http://reddit.com/r/funny/comments/2s3jq7/just_some_gals_hanging_out/

W T F.

That mushroom is time lapsed.

http://www.boredpanda.com/mushroom-growth-timelapse-gifs/

I know , Adam.  :- )  But anything that thrusts. 

Okay then how about this?

Okay, how about an eagle and an American flag?

Source: http://reddit.com/r/MURICA/comments/1cyxe6/redcoat_gets_burned_by_patriot/c9llvvt

And nothing shall be accomplished today....

....except for the creation of a valentine with this gif, captioned "Thanks for Thinking of Me"

Or an upvote gif:

More romantic than this...

Heh heh, heh heh.

Mushrooms are cool...

Here's accompaniment to the 'shrooms.

Sweating? Why? Growing gifs?

More: http://pandawhale.com/post/31176/thats-a-penis-gif