Brandy at the Rosemont Theatre

“This is my first major singing . . . tour thing,” Brandy said midway through her set Tuesday night at the Rosemont Theatre. “It’s also the last night of my tour . . . and all my dreams have come true.” And what a fun way to end the tour. Backed by seven dancers, a six-piece band and four backup singers, the 20-year-old singer/actress strutted on stage in a pink jumpsuit. With all the perfectly timed explosions going off onstage, it almost seemed like the Fourth of July celebration hadn’t actually ended on Sunday.

`Boy’ of summer: Brandy, Monica heat up charts with atypical hit

What’s wrong with this picture? The reigning single this summer is “The Boy is Mine,” a sultry duet by teen divas Brandy and Monica fighting over a slick, two-timing beau. The tune is catchy enough. But its comparatively moody lyrics and subtle delivery are a far cry from the season’s usual sunny songs.