Anything goes in Hollywood, and 2013 was certainly no exception, as the glamorous glitterati filled the year with racial epithets, orchestrated sex tape leaks, illicit drug use and, finally, fooling around with foam fingers on stage.

"Sometimes we wonder, ‘Are these people really that stupid?’ No. We made them gods and gave them significance, power and influence which they don’t deserve and cannot skillfully handle," said human behavior expert Patrick Wanis, Ph.D., who worked with FOX411 to develop this list.

"Above all in 2013, it is celebrities that are blurring the lines of decency, respect and morality."  

So who went the lowest of low this year?