The songstress attempted to one-up her super-sexy look from 2001, featured later in this list.

A week after slaying the Super Bowl, Lady Gaga continued to be the talk of the town by flaunting some major underboob on the carpet.

The model arrived baring chest and thigh at the 61st Annual Grammy Awards.

On first glance, Katy looks covered up. That is until you notice her...um...chest.

Plunging neckline? Check!

High slit? Check!

Super sheer fabric? Check!

Patrizia Yanguela hit all the hottness for the 2019 Grammys.

Jeannie Mai's sheer panels had some serious showing off to do.

Those fluffy rings weren't hiding much, Ri-Ri!

Halsey's silky PJ-inspired look put her cleavage at the forefront.

The strategic sheer cutout on the hostess' dress goes up, up, up!

Don't let the pure white fool you! This dress is ornately sexy.

Miley experimented with cutouts at the 57th Annual Grammy Awards.

The dress that set it off: J. Lo's Versace slinker from the Y2K show. We're still mesmerized.

This look was actually toned down by Gaga standards. It was eye-grabbing all the same.

Lace and little more make up Fergie's dress.

Plunging neckline? Check. Cutouts? Check. Sexy slit? Check.

This look was ferocious and insane at the 53rd Annual Grammy Awards.

Pink wears a skintight body suit for her performance at the 52nd Grammy Awards.

Christina Aguilera showed off more than her trophy at the 46th annual Grammy Awards,

OK, scandalous may not be the right word here. But this dress looked so hot on Jessie J we had to add it!

Though it's not a sexy look, Joy Villa's 61st Annual Grammy Awards getup got serious stares. This is one of her two pro-Trump dresses of the night, both following another right-leaning political look from 2017, featured later in this list.

Pink takes on a tape-and-drape look for the big show

Nicki's Pope-esque hoodie pushes the limits.

One strong gust of wind and we would have seen a lot more than Ciara probably bargained for.

Toni's attempt to one-up a certain dress from the previous year resulted in this gown, if we can call it that.

We'd show those abs off, too!

Pink brought her rocker style in a dress that might as well have been lingerie.

Viewers were surprised to see Nicki Minaj's subdued but still extremely sexy look at the 57th Annual Grammy Awards.

During a performance, MIA shows off her baby bump in a revealing black-and-white number.

Whether or not you agree with her politics, Joy Villa's pro-Trump gown had everyone talking.

Beyoncé's performance of "Drunk In Love" with hubby Jay-Z was delightfully risqué.

Lil Kim is known for pushing boundaries. The 46th Annual Grammy Awards were no exception.

A great color and a lot of open space made this a hot choice for Alicia Keys.

Miss Miley shows off serious side-boob at the Pre-Grammy Gala.

Those razor-sharp lapels on Kanye's suit? Dangerous fashion.

Christina Aguilera knew she needed an appropriate outfit to perform "Lady Marmalade" at the 44th Annual Grammy Awards.

Sultry singer Kelly Rowland looked the part at the 55th Annual Grammy Awards.

One of the many gorgeous ex-girlfriends of Adam Levine wore a dress to the 2012 Grammys that made us nervous with every step

When you have to rely on fishnet to hold it all in, that's scandalous.

Madonna made a strong comeback to the Grammys wearing this get-up.

Bleona was prepared for a sexy battle at the 57th Annual Grammy Awards.

Sure, it looked like a super fancy hotel robe. But it was the sexiest hotel robe around.

The "Dirrty" singer really went for it with this look.

Beyoncé brought oodles of sex appeal in this shimmering black number.

Christina Milian showed off her flashy train and washboard abs.

Va va voom! The sexy singer's plunging neckline makes this look a memorable one.

It wasn't so much what Paris wore to the Grammys in 2015. The question was: Why did Paris come to the Grammys in 2015? Oh well. The more the merrier!

Caution! Revealing dress line: Do not cross.

Keltie Knight looked sharp (if not downright pointy) in this dress.