Question: Which host of American Top 40 referred to Jon Peter Lewis as JPL?

Context paragraphs:
Let's Forget About It: "Let's Forget About It" is a song by Lisa Loeb from her 1997 album "Firecracker".  It is about a mistake that she has made in a relationship, and she just wants her and her boyfriend to forget about it.  There is a lyric where she says, "I'll stop crying on the mountain that we made from the molehill where we spilled the milk".  In other words, she is saying there is no use crying over spilled milk, which means not to worry about the little things in life.  The lyrics of last line she says in a request form, "I'll stop crying if you'll stop lying to me."  The song is also on Loeb's 2006 greatest hits album, "The Very Best of Lisa Loeb".  The single peaked at #39 on Billboard's Top 40 Mainstream chart, #38 on Billboard's Adult Top 40 chart, #71 on The Billboard Hot 100, and #18 on the American Top 40 radio show/chart.

Dutch Top 40: The Dutch Top 40 (Dutch: Nederlandse Top 40 ) is a weekly music chart compiled by "Stichting Nederlandse Top 40".  It started as a radio program titled "Veronica Top 40", on the offshore station Radio Veronica in 1965.  It remained "The Veronica Top 40" until 1974, when the station was forced to stop broadcasting.  "Joost den Draaijer" was the initiator of the top 40 in the Netherlands.

America's Top 10: America's Top 10 (commonly abbreviated to AT10) was a television program of music hits based on the "Billboard" Hot 100, with the exception of the last season in 1992 which used the Radio and Records chart.  It aired in syndication by Gold Key Media from 1980–1982 and by All American Television from 1982-1992.  The show was hosted by Casey Kasem, the host of "American Top 40" and "Casey's Top 40", until 1991.  After that point, the show was hosted by Siedah Garrett and then Tommy Puett; Kasem later returned as host until he closed down the show in 1992 to focus on launching "Casey's Countdown," an adult contemporary music spinoff of "Casey's Top 40".  From around 1987 onwards, the show was also transmitted by various regions of ITV in the United Kingdom, where it was often broadcast as part of the network's then-new overnight service.

Casey's Top 40: Casey's Top 40 was a syndicated radio music program that was distributed by the Westwood One radio network.  The show was a vehicle for then-former "American Top 40" host and co-creator Casey Kasem and ran for over nine years.  Like Kasem's prior show, "Casey's Top 40" aired on weekends and was a countdown of the forty biggest hits of the week on the popular music chart.

Ryan Seacrest: Ryan John Seacrest (born December 24, 1974) is an American radio personality, television host, and producer.  Seacrest is known for hosting the competition show "American Idol", the syndicated countdown program "American Top 40", and the KIIS-FM morning radio show "On Air with Ryan Seacrest".  He began co-hosting "Live with Kelly and Ryan" on a permanent basis May 1, 2017.

WMEG: WMEG (106.9 FM) is a radio station broadcasting a CHR format.  Licensed to Guayama, Puerto Rico, United States, it serves the greater Puerto Rico area.  The station is currently owned by WMEG Licensing, Inc.  Until 2004, La Mega 106.9 FM had an American Alternative Top 40 format.  Music was 100% in English from Pop, Rock, Hip-Hop to Techno.  In 2004 the station began to air Reggaeton music along with the original format.  In the latter part of 2006 and early 2007, the station began to air Latin Top 40 Rock along with Reggaeton music and airing more pop and hip-hop than rock.  As of 2008 the station distances completely from the original format airing about 80% of Latin Top 40 music, 10% of American Top 40 and 10% of reggaeton.

Shadoe Stevens: Shadoe Stevens (born Terry Keith Ingstad; November 3, 1947) is an American radio host, voiceover actor, and television personality.  He was the host of "American Top 40" from 1988 to 1995.  He currently hosts the internationally syndicated radio show, "Top of the World," and co-hosts "Mental Radio", an entertaining approach to UFOs and paranormal topics.  He is the co-founder and creator of Sammy Hagar's new rock station "Cabo Wabo Radio" broadcasting worldwide from the Cabo Wabo Cantina in Cabo San Lucas, Mexico.  In television, he was the announcer for "The Late Late Show with Craig Ferguson" on CBS, and as of July 2015, now serves as the primary continuity announcer for the Antenna TV network.  His voice can also be heard as the voiceover for "G.O.D." in the Off-Broadway musical "Altar Boyz".  Stevens is also often heard on "Hits & Favorites", calling in at least once a week to share wisdom with his brother Richard Stevens and their friend Lori St. James.

American Top 20: American Top 20 was the name given to two weekly spinoffs of the music countdown program "American Top 40".  They were both hosted by Casey Kasem for Premiere Networks (originally AMFM Radio Networks) and premiered on the weekend of March 28, 1998, the same weekend Kasem returned to host "American Top 40".

Top 40 Tracks: Top 40 Tracks was a chart from "Billboard" magazine, which debuted in the issue dated December 5, 1998, when "Billboard" changed the airplay profile of the pop-heavy U.S. Hot 100 Airplay chart to incorporate more R&B, country, and rock stations to its radio panel.  To preserve the notion of the former chart, Top 40 Tracks was introduced.  The Top 40 Tracks was compiled by measuring audience impressions (based on a station's ratings and when a song is played) from Mainstream Top 40, Rhythmic Top 40, and Adult Top 40 radio stations.

Jon Peter Lewis: Jon Peter Lewis (born November 7, 1979, Lincoln, Nebraska) is an American singer and songwriter, and was one of the finalists on the third season of the reality/talent-search television series "American Idol".  He was frequently referred to by the judges and Ryan Seacrest as JPL.

Supporting paragraphs: Jon Peter Lewis Ryan Seacrest
Answer: Ryan Seacrest