Not everyone knows how to raise a baby. Some of the parents get so engrossed in having fun that they forget they are just babies and they will pick habits from you. They will see you and learn from you. So you have to be extra careful about what to say and how to behave when you are around them. These parents, however, seem to have forgotten that these are little ones that they are dealing with.
Check out some of the worst parenting fails of all times, some of which will make you laugh and others will make you cringe.