Visible crew/equipment: Towards the end of the fight in Frank's kitchen, when Tony pulls the knife out of the holder, look at the bottom right side of the glass front of the cupboard in front of a pile of plates: There is a beautiful reflection of a crew member in a white shirt giving signs with his arm. (00:41:40)
Visible crew/equipment: When Frank comes back to the hotel room after the beating in the hotel kitchen Delaney informs him that Rachel had received another call from the stalker. In the scene there is a reflection of the mike in the window, and we even see how it's turned around when the take is over. (01:12:00)
Visible crew/equipment: Towards the end of the movie when Whitney Houston is in her hotel room with Kevin Costner you can see the mic in a reflection in the window of the suite.
Answer: While she did it high on drugs I don't think she actually regretted her actions that much. She had months to track down this Armando and cancel the hit. Also she 'paid him in full, and then some' so like surely she wound't have taken the kinda cash the first time she went to find him and ask him to do it.You don't have a sudden fit of jealousy while high with loads of money that just happens to be ready to go. Must have been two separate meetings. She was jealous and hateful deep down inside and it came out while she was high and then once it started she was didn't stop it.
She didn't want to stop it until the young boy Fletcher was almost killed in the boat that the guy the Hitman booby trapped she just didn't want the boy hurt but she always wanted her sister to be done with.