Katy Perry sparkles in purple jumpsuit as Camila Cabello bares a single thigh ...

Pop stars Katy Perry and Camila Cabello donned drag queen-worthy jumpsuits for the B96 Pepsi Jingle Bash in Illinois on Saturday.

35-year-old Katy emerged from a Christmas ornament set piece onstage the Allstate Arena in Rosemont while clad in a sparkly purple onesie.

Perry's off-the-shoulder corseted creation featured an oversized bow at the back and she wore matching ankle-strap heels selected by stylist Samantha Burkhart.  

Werrrk! Pop star Katy Perry donned a drag queen-worthy jumpsuit for the B96 Pepsi Jingle Bash in Illinois on Saturday

Werrrk! Pop star Camila Cabello donned a drag queen-worthy jumpsuit for the B96 Pepsi Jingle Bash in Illinois on Saturday

Werrrk! Pop stars Katy Perry (L) and Camila Cabello (R) donned drag queen-worthy jumpsuits for the B96 Pepsi Jingle Bash in Illinois on Saturday

The 13-time Grammy nominee - whose platinum bob was coiffed by hairstylist Rick Henry - performed her new single, Cozy Little Christmas.

Make-up artist Michael Anthony had a heavy-handed approach painting the Pete Buttigieg supporter's contoured complexion, lashes, defined brows, and pink pout.

Katy (born Katheryn Hudson) will soon judge the 18th season of American Idol, which premieres February 16 on ABC.

Perry earns an eye-popping $25M per season of the formerly Fox singing competition, according to TMZ.  

Everything but the tree! 35-year-old Katy emerged from a Christmas ornament set piece onstage the Allstate Arena in Rosemont while clad in a sparkly purple onesie

Everything but the tree! 35-year-old Katy emerged from a Christmas ornament set piece onstage the Allstate Arena in Rosemont while clad in a sparkly purple onesie

Gift wrapped: Perry's off-the-shoulder corseted creation featured an oversized bow at the back and she wore matching ankle-strap heels

She relies on stylist Samantha Burkhart

Gift wrapped: Perry's off-the-shoulder corseted creation featured an oversized bow at the back and she wore matching ankle-strap heels selected by stylist Samantha Burkhart.

Ho ho ho! The 13-time Grammy nominee - whose platinum bob was coiffed by hairstylist Rick Henry - performed her new single, Cozy Little Christmas

Ho ho ho! The 13-time Grammy nominee - whose platinum bob was coiffed by hairstylist Rick Henry - performed her new single, Cozy Little Christmas

The daughter of Pentecostal pastors' sighting came three days after Us Weekly claimed she's postponing her to Carnival Row star Orlando Bloom 'due to the location they want.'

The on/off couple - who were first linked in January 2016 - rekindled their romance last year after 'taking a respectful, loving space' apart from each other in February 2017.

It'll also be the second time down the aisle for both as the British 42-year-old divorced Australian model Miranda Kerr in 2013 and Katy divorced British comic Russell Brand in 2012.

Meanwhile, 22-year-old Camila bared a single arm and a single thigh in her lacy one-piece and PVC most likely custom-designed by Michael Ngo.

Glare: Make-up artist Michael Anthony had a heavy-handed approach painting the Pete Buttigieg supporter's contoured complexion, lashes, defined brows, and pink pout

Glare: Make-up artist Michael Anthony had a heavy-handed approach painting the Pete Buttigieg supporter's contoured complexion, lashes, defined

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