Jennifer tries to tell Mike about her pregnancy but cant bring herself to do it and she and Mike end up making love. Later, while watching Mike sleep, she realizes that she could never lie to Mike about who the father is and calls the Family Planning Center for an appointment. Meanwhile, as Dusty and Paul break into Craigs office to steal back Jennifers designs, Craig returns to the Street Jeans office to finish stealing the rest of Jennifers ideas. He has to hide when Barbara unexpectedly arrives. But she catches him there with Jennifers sketches in hand. The two have words and it begins to get out of control when Barbara picks up Jennifers cosmetic bag and throws it at him. Paul and Dusty then return and toss Craig out. Later, and alone, while Barbara is picking up the contents of Jennifers bag, she discovers Jennifers positive pregnancy test and assumes its Mikes baby. Alison and Aaron discuss the possibilities of marriage and come to the sad conclusion that the timing isnt right for them. They share their fantasies of their wedding and declare that they are more in love than ever. Meanwhile, Will and Tyson are taken to the police station after Will loses his temper and assaults Tyson at the gym. Will refuses to apologize and Celia calls Alison. When Alison arrives, Will is mortified but she eventually convinces him to apologize and the charges are dropped. Later, when Alison tries to find out whats up with him, Will lets slip that he thinks Alison and Aaron are getting married and she realizes thats what set Will off. Casey asks Rafael to let him take Celia to a concert in Chicago and Rafael surprises them when he agrees. However, the condition is that if theyre going, hes driving.