Continuity mistake: When Joey comes over to the house looking for a job, Melissa's purse keeps changing shoulders.
Continuity mistake: After Melissa and Rhonda get off the phone, the way Rhonda is holding her phone changes between shots, and the phone screen changes from on to off.
Continuity mistake: Joey comes into the house with a box, a football and a bat can be seen. The shot changes and they have now changed position.
Continuity mistake: Mel knocks Dylan's mail onto the floor. The shot changes and some of the mail is back. Later on in the scene all the mail is gone again.
Continuity mistake: When Melissa and Rhonda are talking to Dylan, in some shots Melissa is holding her drink, in others it is on the bar. Then when Dylan puts two new drinks for them on the bar, the shot changes and they are suddenly holding the drinks.
Answer: Apparently, she already planned the encounter with the stylists, so she doesn't have time to be with Joey and/or Melissa now.