One of two T-Mobile ads in Super Bowl XLIX, this spot was teased by its star, Kim Kardashian West, when she announced it to her 28 million-plus Twitter followers in a mock-PSA promoting the carrier's data-rollover plan. The actual spot debuted on TBS's "Conan" on Jan. 26, the Monday before the game.

BRAND: T-Mobile

YEAR: 2015

AGENCY: Publicis

SUPERBOWL: XLIX

QUARTER AIRED: 1