Pittsburgh Steelers running back Rashard Mendenhall found himself in hot water over comments he posted to his Twitter account following news of Osama Bin Laden’s death. (Photo by Rob Carr/Getty Images)
Roger Ebert
Movie critic Roger Ebert sent out a perceived negative tweet about the death of “Jackass” star Ryan Dunn. Ebert was criticized by Dunn’s “Jackass” co-star Bam Margera and blogger Perez Hilton. Ebert responded that he was probably “too quick to tweet.” (Photo by Kevin Winter/Getty Images)
Rep. Anthony Weiner
Weiner tweeted a lewd pic of himself that set off a media fire storm and ended with his resignation. (Photo credit: TIMOTHY A. CLARY/AFP/Getty Images)
Singer Chris Brown
Chris Brown’s homophobic rant reportedly attacking singer and actor Raz-B over Twitter landed him in the hot seat. (Photo by Frazer Harrison/Getty Images)