Question: A three hour music festival at the 2017 Teen Choice Awards was hosted by an actor who rose to fame on what video application?

Context paragraphs:
Aria Montgomery: Aria Marie Montgomery is a fictional character in the "Pretty Little Liars" series by Sara Shepard.  She is portrayed by Lucy Hale in the television adaptation, which premiered on ABC Family in June 2010.  Lucy Hale was named Choice Summer TV Star: Female at the 2010 Teen Choice Awards and 2011 Teen Choice Awards for her role in the series.

Jake Paul: Jake Joseph Paul (born January 17, 1997) is an American actor and YouTube personality who rose to internet fame on the now-defunct video application Vine.  Paul is known for playing the role of Dirk on the Disney Channel series "Bizaardvark".

2009 Teen Choice Awards: The 2009 Teen Choice Awards ceremony was held on August 9, 2009, at the Gibson Amphitheatre, Universal City, California.  The event was hosted by the Jonas Brothers, Nick, Kevin and Joe, who also performed. " Twilight" took home most awards with the total of 10 wins out of 11 nominations, including Robert Pattinson winning Choice Male Hottie.  Miley Cyrus presented Britney Spears with the Ultimate Choice Award.

Julia Stiles: Julia O'Hara Stiles (born March 28, 1981) is an American actress.  Born and raised in New York City, Stiles began acting at age 11 and made her screen debut as Erica Dansby in six episodes of the television series "Ghostwriter" (1993–1994).  Her first film role was in "I" "Love You, I Love You Not" (1996), followed by a leading role in the thriller "Wicked" (1998), for which she was awarded the Karlovy Vary International Film Festival Award for Best Actress.  She went on to gain prominence for her lead roles in teen films such as "10 Things I Hate About You" (1999) for which she won MTV Movie Award for Best Breakthrough Performance and was nominated for two Teen Choice Awards, "Down to You" (2000), for which she was nominated for another two Teen Choice Awards, and "Save the Last Dance" (2001), winning the Teen Choice Award for Choice Movie Actress and was nominated for the MTV Movie Award for Best Female Performance.

2016 Teen Choice Awards: The 2016 Teen Choice Awards ceremony was held on July 31, 2016 at The Forum in Inglewood, California.  The awards celebrate the year's achievements in music, film, television, sports, fashion, comedy, and the Internet, and were voted on by viewers aged 13–19 through various social media sites.  Justin Timberlake received the inaugural Decade Award.  The ceremony was hosted by John Cena and Victoria Justice.  This year's surfboard awards were inspired by the dress of 2015 Choice Dancer Chloe Lukasiak.

List of awards and nominations received by Glee: Glee is an American musical comedy-drama television series that has aired on Fox since May 19, 2009.  It has been nominated for a variety of different awards including thirty-two Emmy Awards (six wins), eleven Satellite Awards (five wins), nine Golden Globe Awards (four wins), thirty Teen Choice Awards (fourteen wins), three Writers Guild of America Awards, and three Directors Guild of America Awards. Amongst the wins for the series are a Satellite Award for "Best Television Series – Musical or Comedy", a Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Comedy Series", and a People's Choice Award for "Favorite New TV Comedy".

2009 Kids' Choice Awards: Nickelodeon's 22nd Annual Kids' Choice Awards (Nickelodeon Kids' Choice Awards 2009) were held on March 28, 2009 at 8 p.m. on the Nell and John Wooden Court of Pauley Pavilion.  Dwayne Johnson hosted this awards show which lasted for more than one and half hours.  Voting commenced on March 2, 2009.  Performers and presenters have been listed at the official site.  The Jonas Brothers sang their song, "Lovebug", but changed the line "catch this lovebug again" to "catch this slime time again".  By the end of the program, they were named the "slime gods".  This year marks the last time that the Nickelodeon Orange Blimp was used on the Kids' Choice Awards logo for 4 years.  The Nickelodeon Blimp was not used on the Kids' Choice Awards logo again until 2013.

2013 Teen Choice Awards: The 2013 Teen Choice Awards ceremony was held on August 11, 2013 and broadcast on Fox.  The awards celebrate the year's achievements in music, film, television, sports, fashion, comedy, and the Internet, and are voted on by mostly female teenage viewers aged 13 through 19.  This was the last "Teen Choice Award" ceremony to take place at the Gibson Amphitheatre due to the venue closing down in September 2013, to make room for The Wizarding World of Harry Potter. ""  won eight of its nine nominations, "Pretty Little Liars" won all of its seven nominations, pushing the series' total to eighteen Teen Choice Awards, "Pitch Perfect" won four of its eleven, "Glee" won four and Bruno Mars won two of their eight, respectively, Taylor Swift won two of her seven, and Demi Lovato won four of her six, One Direction won all six of their nominations (including the awards received by Harry Styles), remaining undefeated at the Teen Choice Awards, Selena Gomez won three of her six nominations and Miley Cyrus won three of her six nominations.  Miley Cyrus took home the "Candie's Fashion Trendsetter" award.

2017 Teen Choice Awards: The 2017 Teen Choice Awards ceremony was held on August 13, 2017.  The awards celebrated the year's achievements in music, film, television, sports, fashion, comedy, and the Internet, and were voted on by viewers aged 13–19 through various social media sites.  A three hour musical festival called "Teen Fest" and hosted by Jake Paul was streamed exclusively on YouTube with some of the event appearing during the Teen Choice broadcast.  Throughout the show, several celebrities, including Vanessa Hudgens, Zendaya and Lauren Jauregui of Fifth Harmony, addressed the aftermath of the 2017 Unite the Right rally and encouraged teens to speak out against violence and hate.

Dance, Dance (Fall Out Boy song): "Dance, Dance" is a song by American rock band Fall Out Boy and the second single from their second studio album, "From Under the Cork Tree" (2005).  "Dance, Dance" was released to radio on November 1, 2005.  Released in late 2005, it peaked at number nine on the "Billboard" Hot 100 and became the band's second consecutive top ten hit song.  Outside the United States, "Dance, Dance" peaked within the top ten of the charts in the United Kingdom.  It won many awards, including Viewer's Choice at the MTV Video Music Awards and two Teen Choice Awards, among various nominations.  "Dance, Dance" was certified 3x Platinum by the RIAA in October 2014.

Supporting paragraphs: 2017 Teen Choice Awards Jake Paul
Answer: Vine