Question: Besides, Paulina Rubio, which other pop singer has ties to Zumba Fitness as its international ambassador?

Context articles: All Around the World (Paulina Rubio song)
Zumba Fitness 2
Zumba
Mío
Top Hits (Paulina Rubio album)
Mio: Paulina Y Sus Éxitos
Paulina Remixes
Zumba Fitness: World Party
Zumba Fitness Core
Zumba Kids

"All Around the World" is a song by Mexican pop artist Paulina Rubio from her album, "Brava!
".
 The song was written by RedOne, Paulina Rubio, AJ Junior, Bilial Hajil, Jimmy Joker, Teddy Skyand produced by RedOne, Joker, Sky.
 This song was used as the official theme song for the 2012 Zumba Fitness “Party in Pink” campaign.
Zumba Fitness 2 is the second video game in the installment of the Fitness series, based on the Zumba program.
 It is also the sequel to "Zumba Fitness" (2010), later followed by "Zumba Fitness Core" (2012).
 It is developed by Zoë Mode and was published by Majesco Entertainment.
 It was released first on the Wii in November 2011 and then on Kinect for Xbox 360 in February 2012 under the title Zumba Fitness Rush.
Zumba is an exercise fitness program created by Colombian dancer and cyclist/choreographer Alberto "Beto" "Power Pedal" Perez during the 1990s.
 Zumba is a trademark owned by Zumba Fitness, LLC.
 The Brazilian pop singer Claudia Leitte has become the international ambassador to Zumba Fitness.
Mío is the first official single by Mexican pop singer Paulina Rubio from her first album, "La Chica Dorada" (1992).
 Mío is considered as one of the best songs in the 1990s in Spain.
 While it is considered Paulina's biggest hit during the decade.
 "Mío" has been considered by fans and the media as Paulina Rubio's signature song.
 The song was certified Gold for more than 100,000 shipped in Mexico.
Top Hits is the first greatest hits album by iconic Mexican pop singer Paulina Rubio.
 The compilation album was released in 2001 and contains Rubio's biggest hits from 1992 up to 1996.
 In addition, the Mexican version of the CD has 2 bonus tracks available only on this version.
 Also, the track "Será Entre Tú Y Yo" appears for the first time in a Paulina Rubio album, having been previously released in the 1996 Olympics album "Voces Unidas".
 The album peaked #30 in Spanish charts.
Mio- Paulina Y Sus Éxitos" is the eighth compilation album by Mexican pop singer Paulina Rubio.
 It was released in 2006 and contains 20 tracks from Rubio's first 4 studio albums.
Paulina Remixes is the 4th greatest hits album and 1st remix album by iconic Mexican pop singer Paulina Rubio.
 It was released in 2007.
 The album contains remixes of some songs from Rubio's first four studio albums released with EMI, a medley of her songs during that era (1992-1996) and one new track.
 The album also contains a '70's Mix' of "Solo Por Ti" on the physical version of the compilation and through some digital music retailers like Amazon Music, but is unavailable on iTunes' digital release of the album.
Zumba Fitness: World Party (a.k.a. Zumba Fitness 4) is the fourth video game in the installment of the Fitness series, with this game being the sequel to "Zumba Fitness Core" (2012).
 This game is based on the Zumba program as it was then later followed by "Zumba Kids" (2013).
 The game was developed by Zoë Mode and published by Majesco Entertainment.
 It was released for current-generation consoles on 5 November 2013 in the United States and was also released on 22 November 2013 for Xbox One as a launch title.
Zumba Fitness Core (a.k.a. Zumba Fitness 3) is the third video game in the installment of the Fitness series, based on the Zumba program.
 It is also the sequel "Zumba Fitness 2" (2011), later followed by "" (2013).
 It is developed by Zoë Mode and published by Majesco Entertainment.
 It was released on 16 October 2012.
 Unlike previous games, the game mainly focus on the abdomen.
Zumba Kids is the fifth and final video game based on the Zumba program.
 Although "" (2013) is the game before this, "Zumba Kids" is not a part of the Fitness series, which is only from "Zumba Fitness" to "Zumba Fitness: World Party".
 It was developed by Zoë Mode and published by Majesco Entertainment.
 It was released on 19 November 2013.
 It is aimed at children.