Y'all are quick to go IN. Compared to Hilary, lets be honest here She's a queen compared to those two. But I guess Arianas #1 gives her a boost, but Austin
Hilary is not an A Lister. She never was. Ariana is. Stop mama!
Hilary has been in the industry since 2001 so that's debatable.
Longevity doesn't make you an A Lister. And to be completely fair, Hilary hasn't really had an album since 2007? So you can't really say she's been active this whole time since 2001.
She's a queen compared to those two. But I guess Arianas #1 gives her a boost, but Austin 
So you can't really say she's been active this whole time since 2001.