TWITTER PROFIL PIC!!! HUDDY!!! HOUSE MD?

[Hols C]

right i dont think iv'e been hacked but i have noticed my profile pic on twitter has had something recently added to it. ok so my pics a picture of my dogs noes (random i know but hay) and at the bottom its says "i love huddy" now for all you peeps who don't know what huddy is it is part of a tv program the two main characters are in love and everyone calls them HUDDY well this message has appeared at the bottom of my picture!!! it must have happened after i changed my BIO saying how i love huddy and everything...but what i want to know is why, who, and HOW!!!!!!!!!!!! plz answer im quite worried! check it out at @hols14