This week Saturday Night Live delivered its highest metered-market season-ender in seven years and Oprah tapes her final show that will air on Wednesday, May 24.

‘Saturday Night Live’ Delivers Highest Rated Finale in Seven Years The Hollywood Reporter 5.23.11

Oprah Taping Final Show Ever Today The Hollywood Reporter 5.24.11

This week Lady Gaga gains more than 10 Million Twitter Followers and Oprah tapes her farewell episode with 20,000 fans in the audience at Chicago’s United Center.

Lady Gaga Hits 10 Million Twitter Followers Mashable 5.17.11

Oprah Drops New Hints About Farewell Episode The Hollywood Reporter 5.17.11

This week Google launches its music service and Lady Gaga & Zynga Found GagaVille.

Google Music Is (Finally) Here Mashable 5.10.11

Lady Gaga & Zynga Found GagaVille Mashable 5.10.11

This week Bin Laden’s Death Sparks a Record 12.4 Million Tweets Per Hour.

Bin Laden’s Death Sparks Record 12.4 Million Tweets Per Hour Mashable 5.02.11

This week Facebook launched “Social Deals” and the video platform Vevo became available in the UK.

Facebook’s Two Deal Weapons: The Social Graph and Credits NYT 4.26.11

Vevo Now Available in the UK Mashable 4.26.11