This is part 9 of my 100% Super Mario 3D World Walkthrough. This part includes World 4-4 "Big Bounce Byway", World 4-M "Mystery House Mad Dash", World 4-5 "Spike's Lost City" and World 4-Castle "Lava Rock Lair".
Below are the times when I get the stamp and green stars in each level.
00:04 - World 4-4 - Big Bounce Byway
01:31 - Green Star #1
02:09 - Green Star #2
02:39 - Green Star #3
03:17 - Big Bounce Byway Stamp Location
04:11 - World 4-Mystery Box - Mystery House Mad Dash
04:31 - Green Star #1
04:38 - Green Star #2
04:48 - Green Star #3
04:58 - Green Star #4
05:07 - Green Star #5
05:22 - Green Star #6
05:31 - Green Star #7
05:42 - Green Star #8
05:54 - Green Star #9
06:06 - Green Star #10
06:38 - World 4-5 - Spike's Lost City
07:10 - Spike's Lost City Stamp Location
07:28 to 07:55 - Green Star #1
09:00 - Green Star #2
09:33 - Green Star #3
13:06 - World 4-Castle - Lava Rock Lair
11:11 - Green Star #1
12:04 - Lava Rock Lair Stamp Location
12:15 - Green Star #2
12:53 - Green Star #3
