When a man needs a shave in Ponyville, there isn't really anywhere to go. After all, horses don't shave! So, you have no choice but to go to the most stylish pony in town for assistance: Rarity. Lucky for you, she's the helpful type, and is willing to make you look good as new. But at what cost?
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Oh, and by the way, thanks for the idea Enigmatic Otaku. I hope you choke on a pineapple.