Demi Lovato and Sandra BullockActresses Sandra Bullock and Demi Lovato have donated $1 million each to the Japanese disaster relief, according to several reports.

CNN is reporting that Bullock sent the donation to the American Red Cross to help with earthquake and tsunami relief efforts in Japan. The contribution was made by 'The Blind Side' actress on behalf of her family.

The Red Cross reports that this was the largest celebrity donation to date, although the charity may have received larger contributions that were kept confidential at the donors' request.

CeleBuzz says that Lovato also donated $1 million to the relief efforts in Japan, and she is encouraging her fans to donate as well.