Ashley Rivera is a YouTube comedian best known for her parody character, Petra Mahalimuyak. In character, she posts vlogs and how-to videos on her channel, which has garnered more than 160,000 subscribers. Rivera began perfecting the Filipino accent she uses for Petra at the age of twelve. Many of her most popular videos, including "How To Get Abs In 1 min.," have gained over a million views since their release.