This rule encompassed any kind of collaboration, not only "snitching" or "ratting". Conovan's primary informant, Sleeper (Norman Lloyd), is brutally murdered for snitching. The GMG gang also warned Peckham residents against snitching. Mike ended up snitching to Luke where Cottonmouth was located. The next day, Wallace has unexpectedly had no backlash from snitching on Rashard. Duffy was the one responsible for snitching on Katherine Hale's late husband Grady. As a result, she is shunned by Red's family, and Vee rejects her for snitching. T-shirts bearing the phrase "Stop Snitching" first appeared on the streets of Philadelphia in 2002. Snitching also changed in Rulebook 8 resulting in the deletion of off-pitch seeking. Several years pass, and the district attorney approaches Jimmy again about snitching on the Browns.