, Mariah told "Extra" her secret to practical fashion: "Comfortable shoes!" she said. The gorgeous singer also went on rumor control, answering questions about a secret boyfriend of two years. "I was talking about you," she told "Extra's" AJ Calloway. "Aren't we always having an affair?" Mariah also tackled reports that she's in a fight with Sean "Diddy" Combs over his rival perfume. "I have no feud with Diddy," she insisted. "He knows I love him." Mariah's focus for now includes her new record ...
