Both Taylor and Gaga peaked @ #1 with solo singles

Doesn't Good For You feature A$AP Rocky? Thats the version billboard peaked it with.

Katy Perry - 6
#1 I Kissed A Girl (7 weeks)
#1 Teenage Dream (2 weeks)
#1 Fireworks (4 weeks)
#1 Last Friday Night (2 weeks)
#1 Part of Me (1 week)
#1 Roar (2 weeks)

Rihanna - 6
#1 SOS
#1 Disturbia
#1 Take A Bow
#1 Rude Boy
#1 Only Girl (In The World)
#1 Diamonds

Adele - 3
#1 Rolling in the Deep
#1 Someone Like You
#1 Set Fire to the Rain

Bruno Mars - 4
#1 Just The Way You Are
#1 Grenade
#1 Locked Out in Heaven
#1 When I Was Your Man

Sam Smith, Charlie Puth & Ed Sheeran - 0

Her highest peaking solo single is #1 (Irreplaceable, Single Ladies), but her most recent highest peak solo single is #13 with 7/11.

The title asks for one and the OP asks for another, so IDK.

Say It Right #1

I don't get it

Infinity #1 in Philippines itunes

solo and without remixes that may feat. somebody else

#1 Vision of Love
#1 Love Take Time
#1 Someday
#1 I dont Wanna Cry
#1 Emotions
#1 Dreamlover
#1 Hero
#1 My All

it's hard bc Mariah always did remixes..

Oh.

Work Bitch = #12

But if the latest-latest then Perfume at 76.

The Heart Wants What It Wants - #6

Appl4use or G.U.Y. (#76).

The best R&B song ever

Ciara - Body Party (#22 on Hot 100)