Christina Aguilera by Night by Christina Aguilera is a Floral Amber fragrance for women. Christina Aguilera by Night was launched in 2009. Top notes are red apple, pineapple, orange tangerine, rhubarb and freesia; middle notes are heliotrope, peach blossom and lily-of-the-valley; base notes are vanilla, amber, sandalwood and oakmoss.