Michael Jackson offered a brief glimpse of himself during a visit to a friend in the northern German city of Hamburg.
The 47-year-old pop star waved to fans Sunday through a gap in the curtains in one of the windows of the house.
Michael Jackson waves to fans from the window of a private house in the Hamburg suburb of Niendorf January 29, 2006.
Police confirmed that Jackson had been in Hamburg since Thursday. He was staying with the family of Wolfgang Schleiter, a music manager.
More than 100 fans gathered in freezing temperatures outside the house in the city's Niendorf district.
Last week, Jackson was spotted shopping in a mall in Manama, Bahrain, hiding his face behind a veil and donning a black robe.
Pop star Michael Jackson waves to supporters as he leaves the private house of his friend's family Anton S. (R) in the Hamburg suburb of Niendorf January 30, 2006. Jackson and his two children where on a private visit in the northern German town and left Hamburg with unknown destination on Monday.
A woman holds up a 5-Euro note with an autograph as she gives items which were signed by Michael Jackson to fans of the star in Hamburg, northern Germany, Sunday, Jan. 29, 2006.
Source: Reuters/eMJey