A "spoiled brat" or "picky-eater"-type female youngster who is way too fond of Fanta and other sickly-sweet fizzy beverages to want to try real fruit juice or something else that's much better for her but would have a much blander flavor.
Financial-worth list of secretly filling a child's soda-can with apple-juice cocktail:
Cost of discarded Fanta Orange --- 59¢
Cost of apple-juice cocktail that your infanta doesn't want to drink instead --- 39¢
Seeing the look of disgusted revulsion and betrayed child-parent trust on Little Miss Sweet-tooth's face upon tasting her drink and realizing that you secretly switched the Fanta with the apple-juice cocktail --- PRICELESS
(Google "little girl fanta juice cocktail" and look at one of the first pictures that appears under "images")
A boy band for kids and teens with wholesome lyrics, melodic vocals and catchy tunes. Just like One Direction. Their music videos consist mainly of playing in the forest and running at the beach on a sunny afternoon. Recommended for every Belieber who seeks new idols to love.
A deathcore band from the UK thats lyrics often depict death, rape, and anti-religious themes. They have two albums, The Palpable Leprosy of Pollution and The Elysian Grandeval Galeriarch, which are available on iTunes.
Enjoyment from infant-related things. Pretending to be a baby, wearing diapers (see diaper lover, speaking like a child (ie "I sowwy"), sleeping in a crib. Wide range of things, but all infant-related
Note that this is interest in the trappings/behaviour of youth, not sexual interest in the youth themselves (that's a pedophile)