9 Easter Eggs were found for "On The Line":

Item	Title	Rating
Line Up (Aerosmith)	Lenny Kravitz	6.4 with 39 votes
Half-Life: Front Line Force	It Aunz Ya!	7.1 with 15 votes
On The Line	Hidden Video Sequence About Paper Airplanes	6.8 with 8 votes
Walk the Line	Johnny's Fan Mail	6.4 with 18 votes
Half-Life: Front Line Force	Hidden Room with Pictures	6.5 with 16 votes
Captain Underpants	Hidden Characters from Other Books	8.0 with 3 votes
Christmas Story, A	Hey, a Familiar Voice	4.7 with 731 votes
FireFox	Ghostbusters Reference	6.0 with 1 votes
Home Improvement	Same Line Each Show	2.0 with 624 votes