i think that's remarkable. ♪ >> remarkable is right. nora's performances are posted all over the internet. she's so successful, her videos have received more than 20 million hits. >> i don't know when the cat party got elected, but the internet has embraced cats like nothing i've ever seen. >> it all begins in 2004. it begins when artist betsy alexander and her husband go to petsmart to buy food. >> there was an animal shelter where we shop for cat food. all the cats were out playing, and nora was playing by herself. she was a kitten, and i immediately fell in love with her. >> betsy got very excited about her, wanted me to come see her, come and hold her, and i was very resistant to doing that. >> burnell doesn't want to add another cat to the family. >> i didn't want to get like really attached. >> but betsy is so smitten with the kitten they decide to adopt her. a few days later when betsy and burnell came back to the shelter