Over 9.8 million peak viewers tuned in for ITV1’s popular Britain’s Got Talent on Saturday night.

WPP enjoyed a 7.0% increase in revenues in Q1 2011 to £2.223 billion. WPP revenues in constant currency were up 8.4%, reflecting the strength of the pound against the US dollar and Euro.

Comic Relief banked the top ratings in March with more than 10 million average viewers. The BBC’s coverage of the charity event came number one in the top programme rankings for the month, beating ITV1’s popular Sunday night hits Dancing on Ice and Wild at Heart.

Around 5% of The Times’ combined print and digital audience read the newspaper’s content on the iPad, according to News International.

The four major mobile app stores (Apple, Google, Nokia and RIM) will see revenues jump 77.7% in 2011 to $3.8 billion, according to IHS Screen Digest.

Warc has raised its global advertising spend forecasts for 2011 to +5.1%, up from +4.5%.

BBC One’s new prime time drama Exile finished on a high of 4.4 million viewers to claim the all-important peak-hour ratings last night.

Media buyers predict that online video will see the largest increase in ad spend in 2011, followed by mobile and social media.

The percentage of US households with a TV has declined for the first time ever, according to Nielsen.

Consumer charity Which? has called on the digital radio switchover target to be increased to 70%.