My friends script

local player = game.Players.TheHaxx00rr --Your name.
local char = player.Character

player.Chatted:connect(function(msg)
if msg:sub(1, 6) == ".kill " then
for i,v in pairs(game.Players:GetPlayers()) do
if string.find(v.Name, string.sub(msg, 7)) ~= nil then
v.Character.Humanoid.Health = 0
end
end
elseif msg:sub(1, 5) == ".sit " then
for i,v in pairs(game.Players:GetPlayers()) do
if string.find(v.Name, string.sub(msg, 6)) ~= nil then
v.Character.Humanoid.Sit=true
end
end
elseif msg:sub(1, 9) == ".respawn " then
for i,v in pairs(game.Players:GetPlayers()) do
if string.find(v.Name, string.sub(msg, 10)) ~= nil then
v:LoadCharacter()
end
end
elseif msg:sub(1, 6) == ".kick " then
for i,v in pairs(game.Players:GetPlayers()) do
if string.find(v.Name, string.sub(msg, 7)) ~= nil then
v:Kick()
end
end
end
end)