Very simple. I'll post hit singles from the past 10-15 years and you'll say if it's still remembered by the public or if it was forgotten. I'll update the OP with the results as they come in.
Remembered
Vanessa Carlton - "A Thousand Miles" (96.4%)
The Cardigans - "Lovefool" (88.9%)
Timbaland f/ OneRepublic - "Apologize" (86.1%)
Avril Lavigne - "My Happy Ending" (80.8%)
Katy Perry - "I Kissed a Girl" (78.6%)
The Black Eyed Peas - "Boom Boom Pow" (72.7%)
Lady Gaga - "Paparazzi" (72.6%)
Britney Spears - "Everytime" (67.9%)
Rihanna - "Disturbia" (60%)
Mariah Carey & Boyz II Men - "One Sweet Day" (60%)
Forgotten
Justin Timberlake - "Rock Your Body" (48.7%)
Nina Sky - "Move Ya Body" (47.4%)
Spin Doctors - "Two Princes" (42.9%)
Christina Aguilera - "Come On Over (All I Want Is You)" (40%)
Fat Joe f/ Ashanti - "What's Luv" (36.4%)
Jennifer Lopez - "Get Right" (36.4%)
Jessica Simpson - "I Wanna Love You Forever" (28.6%)
Beyoncé f/ Bun B and Slim Thug - "Check On It" (17.6%)
Usher & Alicia Keys - "My Boo" (6.2%)