Advani and Modi will jointly inaugurate the gardens built by Ahmedabad Municipal Corporation (AMC) along the Sabarmati river under the Riverfront Development Project.
The AMC invitation cards mentioned that Advani would dedicate the gardens to the people in the presence of Modi.
The event assumes significance, as Advani, the MP from Gandhinagar constituency, would be seen at a major public function in Gujarat after 2011.
Opposing the elevation of his Modi, his one-time protege, as BJP's election campaign committee chief, Advani had resigned from all party posts in June this year, though he later to withdrew it.