returned to the GRAMMYs stage on Sunday with a flawless performance and a flawless new diamond ring.
glitchy performance at last year's GRAMMYs left her in tears, the singer returned to the annual awards show on Sunday as the night's opening act, and blew the audience away with an amazing performance of her hit song, "Hello."
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As dazzling as her song was, many were even more captivated by
a gorgeous sparkler she was rocking on her ring finger, adding new fuel to rumors that she may be engaged or even secretly married.
WATCH: Adele Sparks Marriage Rumors After Singer and Simon Konecki Step Out Wearing New Rings
While the 28-year-old "Send My Love" singer was wearing the ring during her beautiful performance, she was not rocking the hardware
when she walked the red carpet before the show, further adding to the speculation.
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The iconic songstress first sparked the rumor that she might have secretly tied the knot with
her longtime boyfriend, Simon Konecki, back in early January when she was spotted out and about in Beverly Hills, California, with a sizeable rock on her ring finger.
A day earlier, Konecki was also seen sporting a similar gold band on his ring finger while running errands in Los Angeles with the couple's
4-year-old son, Angelo.
For more on the rumors surrounding
Adele's possible engagement or clandestine marriage, check out the video below. Related Gallery