Who Killed Who in Each of the 4 "SCREAM" Movies

This Below is for All of the Fans of the "SCREAM" Movies and it is who I myself think killed who in Each of the 4 "SCREAM" Movies.

Steven (Killed by Billy)

Casey (Killed by Stu)

Principal Himbry (Killed by Billy)

Tatum (Killed by Billy)

Kenny (Killed by Stu)

Stu (Killed by Sidney)

Billy (Killed by Sidney)

Phil (Killed by Mickey)

Maureen (Killed by Mickey)

CiCi (Killed by Mrs. Loomis)

Randy (Killed by Mrs. Loomis)

Officer Andrews (Killed by Mickey)

Officer Richards (Killed by Mickey)

Hallie (Killed by Mickey)

Derek (Killed by Mickey)

Mickey (Killed by Gale & Sidney)

Mrs. Loomis (Killed by Cotton & Sidney)

Christine (Killed by Roman)

Cotton (Killed by Roman)

Sarah (Killed by Roman)

Stone (Killed by Roman)

Tom (Killed by Roman)

Angelina (Killed by Roman)

Tyson (Killed by Roman)

Jennifer (Killed by Roman)

Milton (Killed by Roman)

Roman (Killed by Dewey)

Marnie (Killed by Charlie)

Jenny (Killed by Jill)

Olivia (Killed by Charlie)

Rebecca (Killed by Charlie)

Deputy Hoss (Killed by Charlie)

Deputy Perkins (Killed by Charlie)

Kate (Killed by Charlie)

Robbie (Killed by Charlie)

Kirby (Killed by Charlie)

Trevor (Killed by Jill)

Charlie (Killed by Jill)

Jill (Killed by Sidney)

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Does this seem Correct to everybody else here ?