You can unlock this dialog after reaching an influence level pretty close to 100 with HK (you'll need to play VERY dark sided). Funny stuff! xD
STAR WARS Knights of the Old Republic II: The Sith Lords belongs to Obsidian Entertainment and LucasArts. Mods:
"HK47's Reskin" by Darth Xander(g_w_lghtsbr02)
"90SK's K1 Robes for TSL" by 90SK(CaptainSkye)
"Movie Style Dark Side Transitions (TSL)" by Shem