Exhibit 1

JOINT FILING AGREEMENT

The undersigned hereby agree that the statement on Schedule 13D with respect to the Common Stock, par value $0.0001 per share, of Horizon Acquisition Corporation, dated as of September 11, 2020 is, and any amendments thereto (including amendments on Schedule 13G) signed by each of the undersigned shall be, filed on behalf of each of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934.

HORIZON SPONSOR, LLC
By:	/s/ Todd Boehly
	Name:  Todd Boehly
	Title:    Chief Executive Officer
ELDRIDGE INDUSTRIES, LLC
By:	/s/ Todd Boehly
	Name:  Todd Boehly
	Title:    Authorized Signatory
/s/ Todd Boehly
Todd Boehly