Tesla CEO Elon Musk tweeted a picture of his pet Shiba Inu with the caption "Floki has arrived" which sent prices of Floki-themed cryptocurrencies soaring. Shiba Floki surged record 958.09%, according to Coin Market Cap. A Twitter user asked Musk if he can post pictures of Floki with his other pet Marvin, to which Musk replied, "They are...not yet friends."