jack pearcy. says he remembers the deejay may have been playing a lynyrd skynyrd song, "gimme three steps." ♪ gimme three steps mister and you'll never see me no more ♪ >> i asked shelly if she wanted to dance. she said no. >> but dailey says, when a slow song came on, shelly was out on the dance floor with jack pearcy. pearcy's girlfriend, gayle bailey, is with them at the bar, getting angrier and angrier by the minute because of all the attention that jack is paying to this 14-year-old girl. >> well, next thing i knew, they were on the other side of the bar dancing. well, i'd seen this and this did upset me. >> then we all went back home. this was about midnight. >> now remember, the medical examiner would later determine that shelly was murdered sometime between 1:30 and 3:30 a.m., so what's important to keep track of here is, who is with shelly as the night unfolds? >> it's just after midnight, and the group goes back to the house. and here's who's there -- it's shelly, james dailey, jack pearc