The 25-year-old 'Skyfall' hitmaker has thought of flying Blaine, 40, to her Brighton home on October 19 reported Daily Star.
"Adele wants a small, intimate family party for Angelo - with a magic theme. Having David there will make it even more memorable and she hopes he can teach the whole family how to do a few tricks on the day," a source said.
"Having David there will make it even more memorable. They got on so well when they met, she is sure he'll be up for joining the party," the source added.
The singer raises son Angelo with boyfriend Simon Christopher Konecki.