Believe is a Britney Spears fragrance and the second fragrance launched in 2007. The new fragrance. Unlike her previous fragrances, which came in cute, girlish toy-like bottles, Believe comes in a triangular bottle of straight and sharp lines. Believe is a youthful and playful fragrance with top notes of exotic guava and golden tangerine,middle notes of honeysuckle and hints of linden blossom and base notes of patchouli wrapped in amber and pink pralines.