This years Google doodle for Mothers Day seems to be live:
http://www.google.com/logos/mothersday09.gif

By the way, if you're into the history of Google you might also find these links from Mothers Day past interesting:
http://www.google.com/moms/
http://www.google.com/moms01/

Happy Mothers Day!

There's an apostrophe in "Mother's Day".

Thanks 124, you're sooooo right don't know what I was thinking! oops...

Nice one!, and don't forget the Official Google Mom's Day Menu :-) with Molten Chocolate Cakes and more.

http://googleblog.blogspot.com/2009/05/moms-day-menu.html

'Äitienpäivä' and alt text 'Hyvää äitienpäivää!' in Finland

http://www.google.fi/logos/mothersday09.gif

The first hit goes to http://fi.wikipedia.org/wiki/%C3%84itienp%C3%A4iv%C3%A4

Nothing on orkut this year?

Nope don't think so but Pegman in Google Maps has been replaced with mother and son :-).

http://www.websonic.nl/googledoodles/images/doodle_moederdag_googlemaps_2009.jpg

http://lh5.ggpht.com/_p1VnGidFqV8/SgbKon6IGDI/AAAAAAAAXrg/PsbGA2dKPOc/s800/sv%20mai09-1.png

http://maps.google.com/mapfiles/cb/mod_cb_easter_eggs/pegmom/pegmom_000.png