For the fourth day running, French rocker Johnny Hallyday's name is in the top part of the Google Insights chart.
The majority of searches for the legendary performer, often called "the French Elvis," are originating in France and Belgium on December 17.
Hallyday was due to start the final leg of his farewell tour, "Tour 66," in Paris in January but has since cancelled the shows to ensure he fully recovers from the emergency operation performed on his back.
TV series Glee is taking the US by storm. The part musical part comedy-drama was nominated for four Golden Globe Awards on December 15, resulting in a wave of increased searches on Google.
Searches for "?????????" and "? ????????" ("Vkontakte" in roman characters) started to increase on December 11 as Russian users of the Facebook-like site, www.vkontakte.ru, found they could no longer access their accounts due to a site outage.
3D movie Avatar is also climbing up Google's list of growing search terms. The first public screenings of the James Cameron blockbuster took place on December 16.
The search terms with the most significant growth worldwide in the last seven days as measured by Google Insights, recorded on December 17 at 9:30 AM GMT are:
1. johnny hallyday (+1,200%)
2. glee (+80%)
3. ????????? (+70%) (Russian for "vkontakte")
4. youtube.pl (+60%)
5. avatar (+60%)
6. ? ???????? (+50%) (Russian for "vkontakte")
7. holly sampson (+50%)
8. wetter (+40%) (German for weather)
9. svz (+40%) (short for the German Facebook-like site, www.schuelervz.net)
10. ratp (+40%) (short for Régie Autonome des Transports Parisiens - "Autonomous Operator of Parisian Transports" in English)