iOMG
iOMG is the tenth episode of Season 4 and the 88th episode overall. This episode is counted as a special, even though it's a regular length episode.
This episode was watched by 7.355 million viewers, tops among all cable shows for the week. It was Nickelodeon's top telecast for kids of 2011, beating the Kids' Choice Awards, and basic cable's second top kids telecast, only behind Disney Channel's Phineas and Ferb: Across the Second Dimension and its 7.642 million viewers.
This episode completely changes the relationship between Sam and Freddie, as she kisses him unexpectedly, revealing that she's in love with him, not sure if he returns the feelings.