Not even Iron Man can doctor teach sex videosresist poking fun at Hiddleswift.
After Tom Hiddleston finally decided to join Instagram on Tuesday, his co-star and pal Robert Downey Jr. decided to welcome him with a clever post.
The Avengersactor chose to greet his fellow Marvel co-star by mocking his outrageous "I Heart T.S." tank top, a declaration of Hiddleston's apparently true feelings for girlfriend Taylor Swift.
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After Hiddleston shared his very first Instagram -- a photograph of himself dressed as Marvel's Loki, captioned, "He's back!" -- Downey responded with some good old fashioned fun.
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The actor shared a photograph of Hiddleston wearing the infamous tank. He cleverly captioned the blurry shot, "Join me in welcoming the biggest T. Stark fan of them all to Instagram!"
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We could not be more grateful that Downey's Iron Mancharacter, Tony Stark, and Taylor Swift share the same initials.