Black Cards was an American electronic duo that formed in July 2010 as Fall Out Boy bassist Pete Wentz's new main project following the band's indefinite hiatus.
 Originally conceived as a four-piece electropop band, Wentz played bass guitar and wrote the band's lyrics, while singer Bebe Rexha filled in on vocals.
 The pair met when Wentz and producer Sam Hollander overheard Rexha recording demos at their studio.
 Nate Patterson and Spencer Peterson completed the lineup with guitar and drums respectively.
"The Monster" is a song by American rapper Eminem, featuring guest vocals from Barbadian singer Rihanna, taken from Eminem's album "The Marshall Mathers LP 2" (2013).
 The song was written by Eminem, Jon Bellion, and Bebe Rexha, with production handled by Frequency.
 "The Monster" marks the fourth collaboration between Eminem and Rihanna, following "Love the Way You Lie", its sequel "Love the Way You Lie (Part II)" (2010), and "Numb" (2012).
 "The Monster" was released on October 29, 2013, as the fourth single from the album.
 The song's lyrics present Rihanna coming to grips with her inner demons, while Eminem ponders the negative effects of his fame.
"I Can't Stop Drinking About You" is the debut solo single by American singer-songwriter Bebe Rexha.
 It also serves as the first single off the singer's first extended play "I Don't Wanna Grow Up", which was released in May 2015.
 The song tells of the singer processing her sadness and anger over a breakup through heavy drinking.
 The song received positive reviews, with many critics complimenting Rexha's vocals and the instrumental on the track.
 The track did not enter the US "Billboard" Hot 100 but peaked at number 15 on the Bubbling Under chart, which serves as a 25-song quasi-extension to the Hot 100.
All Your Fault: Pt. 2 is the third EP by American singer Bebe Rexha.
 It was released on August 11, 2017.
 The album's lead single, "The Way I Are (Dance with Somebody)", was released on May 19, 2017.
The All Your Fault Tour was the first headlining concert tour by American recording artist Bebe Rexha in support of her second EP, "" (2017).
 The tour was officially announced on January 24, 2017.
 The tour began on March 1, 2017 in Dallas, and the first leg concluded on March 31, 2017 in Brooklyn, finishing with a total of twenty-one shows.
 The first leg of the tour was supported by Daniel Skye.
 Rexha later announced the second leg of the tour, consisting of one Asian tour date in Dubai.
 The third leg of the tour began on May 1, 2017 in Antwerp, and concluded on May 18, 2017 in London.
Bleta "Bebe" Rexha ( ; ] ; born August 30, 1989) is an American singer, songwriter and record producer.
 She is best known as a featured guest vocalist on several "Billboard" Hot 100 charting songs, such as G-Eazy's "Me, Myself & I", David Guetta's "Hey Mama", Martin Garrix's "In the Name of Love" and Cash Cash's "Take Me Home".
 She also co-wrote the chart-topping Eminem and Rihanna single "The Monster", among others.
 In March 2016, she released the single "No Broken Hearts", featuring Nicki Minaj. "
I Got You" was released as the lead single from her EP "". "
The Way I Are (Dance with Somebody)" was released as the lead single from her third EP "".
Marshall Bruce Mathers III (born October 17, 1972), known professionally as Eminem (often stylized as EMINƎM), is an American rapper, record producer, and actor.
"No Broken Hearts" is a song recorded by American singer Bebe Rexha.
 It features the vocals from American rapper Nicki Minaj.
 It was released on March 16, 2016 and was originally intended as the lead single from her second EP, ""; however it is no longer on the standard track list.
 It premiered on the "Elvis Duran Show" on NYC's Z100.
 The song is penned by Bebe Rexha, Nicki Minaj, Koko LaRoo, Kgaugelo Nalane and Jacob Kasher Hindlin and produced by The Invisible Men and Saltwives.
"Me, Myself & I" is a song by American rapper G-Eazy and American singer Bebe Rexha, billed together as "G-Eazy x Bebe Rexha".
 It was released on October 14, 2015, as the first single for his second studio album "When It's Dark Out".
 "Me, Myself & I" was written by Bebe Rexha, G-Eazy, Lauren Christy, TMS and Michael Keenan.
 The song was originally produced by Bebe Rexha and TMS and re-produced by Michael Keenan, with additional production by Christoph Andersson and G-Eazy.
 It is so far the highest-charting single for both G-Eazy and Bebe Rexha, peaking at number 7 on the US "Billboard" Hot 100.
 It is featured in the "NBA 2K17" soundtrack.
The Bebe & Bassy Tour is the second headlining concert tour by American recording artist Bebe Rexha in support of her third EP, "" (2017) and the first tour for Marc E. Bassy, in support of his debut studio album, Gossip Columns.
 The tour was officially announced on September 20, 2017 and will begin on October 16, 2017 in Seattle, concluding on November 19, 2017 in Santa Ana with a total of twenty-three shows.

Question: Bebe Rexha and Eminem are both what?
Answer: American singer