The climactic scene from "Freedom," in which Derek and Meredith finally rekindle the passion. Original air date May 22, 2008.
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In this sneak peak from "Freedom," Callie and Mark flirt, Cristina and Izzie argue over the sparkle pager, and Bailey thinks everyone's weird. There's also a really... big... trauma.
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In this sneak peak from "Freedom," Cristina is unusually cheerful. There's a reason for this ... the sparkle pager! Non-transferable, says George - who's the Chief's intern. Regarding Rebecca, Mer tells Izzie to work it out.
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Grey's Anatomy Season 4 Episode 16 Quotes

Where have you been?! I've been waiting and waiting for you! And I did this stupid, embarrassing, humiliating, corny thing. And I was just gonna tell you that, this over here is our kitchen and this is our living room, and over there that's the room our kids could play. I had this whole thing about I was gonna build us a house, but I don't build houses because I'm a surgeon. And now I'm here feeling like a lame ass loser. I got all whole and healed and you don't show up. And now it's all ruined because you took so long to come home! And I couldn't even find that bottle of champagne ... (Derek holds up the bottle and smiles)

Meredith

Derek: Meredith....
Meredith: Stupid, corny, idiotic, I can't believe I did this. Stupid, loser, son of a ... I could be at home instead of ... oh
Derek: Meredith....