Every weekday, we bring you the Ad Age/iSpot Hot Spots, new and trending TV commercials tracked by iSpot.tv, a company that catalogs, tags and measures activity around TV ads in real time. The New Releases ran on TV for the first time yesterday. The Most Engaging ads are showing sustained social heat, ranked by SpotShare scores reflecting the percent of digital activity associated with each one over the past week. See the methodology here.

Today's TV Ad Highlights

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New Releases

Top new ads recently aired on national TV

Chanel: Chase

Network: ABC

Show: Once Upon a Time

Primetime Airing: Mar. 23, 8:10 pm EST

UPS: Up and Running

Network: TNT

Show: 2014 NCAA Basketball Tournament

Airing Date: Mar. 23, 3:50 pm EST

KFC: Impossible to Sit

Network: FOX

Show: The Simpsons

Primetime Airing: Mar. 23, 8:07 pm EST

StubHub: Horseback Riding

Network: AMC

Show: The Walking Dead

Primetime Airing: Mar. 23, 9:49 pm EST

Pizza Hut: Pub Trivia

Network: ESPN

Show: Women's College Basketball

Primetime Airing: Mar. 23, 9:32 pm EST

Most Engaging

Top ads by SpotShare for the past 7 days

McDonald's: The Club

Online Views: 930,418

Social Actions: 15,896

SpotShare: 2.09%

Chanel: Chase

Online Views: 585,220

Social Actions: 18,175

SpotShare: 1.97%

Honey Maid: This is Wholesome

Online Views: 1,607,704

Social Actions: 2,763

SpotShare: 1.38%

5 Hour Energy: Focus

Online Views: 1,834,815

Social Actions: 165

SpotShare: 1.32%

5 Hour Energy: Clint Bowyer

Online Views: 1,781,051

Social Actions: 54

SpotShare: 1.27%

View top ads in real time at iSpot.tv