Recap of episode 12:

Ben, Locke, and Hurley go to The Orchid, but Keamy and his men beat them there. Jack and Kate go after the helicopter, and are later joined by Sawyer. Sayid comes back to the island with a rescue boat, and then goes after them too.

Recap of episode 3:

Sayid negotiates a deal with Locke to hand over Charlotte from the “rescue team,” so that he can get on their helicopter and reach their ship. Kate joins Sayid for the mission, but she decides to stay behind with Sawyer.

Recap of episode 2:

The surviving members of the supposed “rescue team” are scattered around the island after a helicopter problem. However, once they are located, they reluctantly reveal that they are indeed not there to rescue them.