Tengen Toppa Gurren Lagann, Heavy Object Recommendations
-Both are action/mecha that even non mecha fans can enjoy
-Both have very interesting and unique story's
-Both are funny and have their fair share of fan service
-Both are very enjoyable
If you're a mecha fan, than you have to see Gurren Lagann - one of the greatest mecha series of all time (along with Evangelion).