This was an ad in my gmail account:

Gmail ads display in the top of the screen in muted colors, and are usually connected to the subject of your emails. I have no idea why this one was selected, and I have no desire to click on it to find out what else it has to say. But from the portion I could see:

"The Original Fecalgram - fecalgram.com - Anonymously send them a box of poop and see"