I think GameHouse Live games usually have problems with glitchy achievements. I know Tiki Towers does and remember reading about them in their other games.
Nice guide though. Might buy when it is on sale and if GameHouse Live starts fixing problems
Completed Games - 39 Retail - 41 XBLA - 29 WP7/8 - 7 W8 - 2 X1
Most Recent: World of Keflings (W8)