Portal 2 Chapter 1, The Courtesy Call, Walkthrough, No Commentary

This is the first chapter of Portal 2, there are nine! This video has no commentary, just game audio. 0:00 - Introduction to the game 6:07 - Testchamber 01 6:40 - Testchamber 02 7:46 - Getting the portal gun 8:40 - Testchamber 02.5 9:28 - Testchamber 03 9:55 - Testchamber 04 10:43 - Testchamber 05 11:58 - Testchamber 06 12:33 - Testchamber 06.5 13:32 - Finding Wheatley 15:01 - Walking to HER chamber and through HER chamber 17:16 - The breaker room and the Meeting with GLaDOS 19:43 - The Incinerator Room 20:35 - Getting back to the testing area 21:25 - Chapter 2 Elevator