Effect

The mentalist asks a mobile phone to a spectator, announces that it is going to make a search on internet and once is done, leave the phone on the table
asks the spectator if he had to find something on internet, that would look for and where you do it? The spectator names such as wikipedia and that would like to seek to Michael Jackson...

Under these conditions, the mentalist ask the spectator to take his mobile phone and look which was the search done
Under such conditions, the spectator will find a search on wikipedia about Michael Jackson or any data named. The spectator could have named any webpage and any person, object, place or thing ... but nevertheless, prediction will always be 100% correct.