The Something Stinks emote is an Rare Fortnite emote. Something Stinks was available via the Item Shop for 500 V-Bucks and you can buy it from Fortnite Item Shop when it will listed.
Fortnite Something Stinks Skin Details
Whoever smelt it...
Fortnite Something Stinks Skin PNG Images
Here is the PNG images of Something Stinks below!