From Q-Tip and Nicole Kidman to Nia Long and "Real Housewives of Atlanta" star Peter Thomas, how could you forget these couples?

From Wesley and Jada to Matthew McConaughey and Salli Richardson, these cute couples were booed up under the radar.

From Case and Mary J Blige to Fergie and Justin Timberlake, these people kept their coupledom on the hush...

These two have not been in a relationship for how long now?