There is lots of candy and knickknacks all with the Lady Gaga touch and apparently a price that goes along with it.

FORBES: Lady Gaga Redefines the Holiday Shopping Experience at a Price

And since in their secret hearts everybody wants candy all the time, all my friends, for instance, buy about six times as much candy as they need, because, you know, supposedly they don't want it to run out for all the kids, but, of course, the secret motive is, and the candy companies know this, there'll be some left over.

NPR: Halloween Sweet Talk with 'Candyfreak' Almond

Ms. HARRISON: We think that there is a subtle message there that children can eat things like sweets, soft drinks and candy and fast and convenience foods and not raise their risk of being overweight.

NPR: Kids Have Easy Access to Junk Food

If the family is reasonably comfortable with trick-or-treating, then there should be no candy eaten while out.

CNN: Kate Kelly: Halloween safety