If you think marriage is the key to a successful relationship, think again. Plenty of Hollywood couples have taken the plunge only to be separated a short time later. And in NBC's new comedy, Whitney, Whitney Cummings (Chelsea Lately) brings a hilarious perspective on love, proving there's no right way to be together. Check out some unconventional couples in Hollywood who got it right. Sponsored by Whitney. Series Premiere, Thursday, Sept. 22 at 9:30/8:30c. Only on NBC.