Question: What British professional boxer that held world titles in two different weight classes did Andy Shepherd join in April 2017 to move their show to Dave?

Context articles: Ann Wolfe
Érik Morales
Kyle Dake
Carl Frampton
Boxing career of Manny Pacquiao
Andre Ward
David Haye
Román González (boxer)
Floyd Mayweather Jr.
Andy Shepherd

Ann Wolfe (born January 17, 1971) is an American boxer who held world titles in three different weight classes simultaneously.
 Wolfe is regarded by many within the sport as the hardest puncher and best fighter in the history of boxing.
 She's also a personal trainer and coach of several professional boxers, including former light middleweight contender James Kirkland.
 She appears in the 2017 film "Wonder Woman" in the supporting role of the Amazon Artemis.
Érik Isaac Morales Elvira (born September 1, 1976) is a Mexican former professional boxer who competed from 1993 to 2012.
 He was the first Mexican-born boxer in history to win world titles in four different weight classes, having held the WBC super bantamweight title from 1997 to 2000; the WBC featherweight twice between 2001 and 2003; the unified WBC and IBF super featherweight titles in 2004; and the WBC super lightweight title from 2011 to 2012.
Kyle Dake is an American former collegiate wrestler at Cornell University.
 He won four NCAA Division I national titles.
 With his fourth title in 2013, he joined Cael Sanderson and Pat Smith as the only four-time Division I champions.
 The feat was later matched again by Logan Stieber.
 He won the 141 pound weight class as a freshman in 2010, the 149 pound class in 2011, the 157 pound class in 2012, and the 165 pound class in 2013 defeating David Taylor, the defending champion and 2012 Dan Hodge Trophy winner.
 Dake is the only wrestler in NCAA history to win four national championships in four different weight classes.
 No other wrestler had previously won NCAA titles in more than two weight classes.
Carl Frampton, {'1': ", '2': ", '3': ", '4': "} (born 21 February 1987) is a professional boxer from Northern Ireland.
 He is a former two-weight world champion, having held the unified WBA (Super) and IBF super-bantamweight titles between 2014 and 2016, and the WBA (Super) featherweight title from 2016 to 2017.
 At regional level he held the European and Commonwealth super-bantamweight titles between 2011 and 2014.
 By winning the featherweight world title in 2016, Frampton became the first boxer from Northern Ireland and only the second boxer from Ireland to have held world titles in two weight classes (the first being Steve Collins).
 This also earned him Fighter of the Year awards by "The Ring" magazine, the Boxing Writers Association of America, and ESPN.
In 2016, Manny Pacquiao was ranked number 2 on ESPN's list of top pound-for-pound boxers of the past 25 years.
 He is the only eight-division world champion in the history of the sport, having won eleven major world titles, as well as being the first boxer to win the lineal championship in five different weight classes.
 Pacquiao is also the first boxer in history to win major world titles in four of the original eight weight classes of boxing, also known as the "glamour divisions": flyweight, featherweight, lightweight, and welterweight.
Andre Michael Ward (born February 23, 1984) is an American former professional boxer who competed from 2004 to 2017.
 He retired with an undefeated record and held eight world titles in two weight classes, including the unified WBA (Super), WBC, "Ring" magazine, and lineal super middleweight titles between 2009 and 2015; and the unified WBA (Undisputed), IBF, WBO, and "Ring" light heavyweight titles between 2016 and 2017.
 During his reign as light heavyweight champion, Ward was ranked as the world's best active boxer, pound for pound, by "The Ring" magazine and the Transnational Boxing Rankings Board (TBRB), as well as the world's best active boxer in the division by "The Ring", the TBRB, and BoxRec.
David Deron Haye (born 13 October 1980) is a British professional boxer who has held world titles in two weight classes.
 He is the first British boxer to reach the final of the World Amateur Boxing Championships, where he won a silver medal in 2001.
 As a professional he became the first British boxer to become a unified cruiserweight world champion in 2008, winning three of the four major world titles, as well as the "Ring" magazine and lineal titles.
 In the same year he moved up to heavyweight, and became the WBA champion in 2009 after defeating Nikolai Valuev, who had a world record 9 in height and 99 lb weight advantage on Haye.
Román Alberto González Luna (born June 17, 1987), best known as "Chocolatito" González, is a Nicaraguan professional boxer.
 He is the first boxer from Nicaragua to win world titles in four weight classes, having surpassed his mentor, idol, and former three-weight world champion, the late Alexis Argüello.
 González is also the first boxer in history to win world titles in all four of the lowest weight classes: minimumweight, light flyweight, flyweight, and super flyweight.
Floyd Joy Mayweather Jr. (born Floyd Joy Sinclair; February 24, 1977) is an American professional boxing promoter and former professional boxer.
 He competed from 1996 to 2007 and 2009 to 2015, and made a one-fight comeback in 2017.
 During his career, he held 15 world titles in five weight classes and the lineal championship in four different weight classes (twice at welterweight), and retired with an undefeated record of 50–0, surpassing Rocky Marciano's record of 49–0.
 As an amateur, Mayweather won a bronze medal in the featherweight division at the 1996 Olympics, three U.S. Golden Gloves championships (at light flyweight, flyweight, and featherweight), and the U.S. national championship at featherweight.
Andy Shepherd (Andrew Shepherd) is a presenter, producer and writer.
 In 2013, Andy Shepherd was selected from over 20,000 applicants to be one of 10 shortlisted presenters to ‘compete’ to be the next Blue Peter presenter on the CBBC show Blue Peter - You Decide!
 He's now best known in-front of the camera for his work on UKTV's Dave, fronting their record breaking coverage of David Haye's comeback fights and Red Bull Cliff Diving World Series as well as Channel 5's BAMMA coverage.
 2017 has seen Andy Shepherd realise a lifelong ambition as he began working with WWE, World Wrestling Entertainment, as part of their broadcast team for the WWE United Kingdom Championship Tournament.
 In April 2017, BAMMA announced a new television deal moving their shows to Dave (TV channel), with Andy Shepherd and David Haye fronting the coverage.