diff --git a/code/controllers/subsystem/nightshift.dm b/code/controllers/subsystem/nightshift.dm
index 927f68eee..58551bfb9 100644
--- a/code/controllers/subsystem/nightshift.dm
+++ b/code/controllers/subsystem/nightshift.dm
@@ -35,7 +35,7 @@ SUBSYSTEM_DEF(nightshift)
 			if(!emergency)
 				announce("Restoring night lighting configuration to normal operation.")
 			else
-				announce("Disabling night lighting: Station is in a state of emergency.")  
+				announce("Disabling night lighting: Station is in a state of emergency.")
 	if(emergency)
 		night_time = FALSE
 	if(nightshift_active != night_time)
@@ -45,9 +45,9 @@ SUBSYSTEM_DEF(nightshift)
 	nightshift_active = active
 	if(announce)
 		if (active)
-			announce("Good evening, crew. To reduce power consumption and stimulate the circadian rhythms of some species, all of the lights aboard the station have been dimmed for the night.")
+			priority_announce("Good evening, crew. To reduce power consumption and stimulate the circadian rhythms of some species, all of the lights aboard the station have been dimmed for the night.", sound='sound/AI/night.ogg', sender_override="Automated Lighting System Announcement")
 		else
-			announce("Good morning, crew. As it is now day time, all of the lights aboard the station have been restored to their former brightness.")
+			priority_announce("Good morning, crew. As it is now day time, all of the lights aboard the station have been restored to their former brightness.", sound='sound/AI/night2.ogg', sender_override="Automated Lighting System Announcement")
 	for(var/A in GLOB.apcs_list)
 		var/obj/machinery/power/apc/APC = A
 		if (APC.area && (APC.area.type in GLOB.the_station_areas))
diff --git a/code/modules/power/lighting.dm b/code/modules/power/lighting.dm
index a8fa8a147..49c2622a6 100644
--- a/code/modules/power/lighting.dm
+++ b/code/modules/power/lighting.dm
@@ -195,9 +195,9 @@
 	var/on = FALSE					// 1 if on, 0 if off
 	var/on_gs = FALSE
 	var/static_power_used = 0
-	var/brightness = 8			// luminosity when on, also used in power calculation
+	var/brightness = 7			// luminosity when on, also used in power calculation
 	var/bulb_power = 1			// basically the alpha of the emitted light source
-	var/bulb_colour = "#FFFFFF"	// befault colour of the light.
+	var/bulb_colour = "#ffefda"	// befault colour of the light.
 	var/status = LIGHT_OK		// LIGHT_OK, _EMPTY, _BURNED or _BROKEN
 	var/flickering = FALSE
 	var/light_type = /obj/item/light/tube		// the type of light item
@@ -212,9 +212,9 @@
 
 	var/nightshift_enabled = FALSE	//Currently in night shift mode?
 	var/nightshift_allowed = TRUE	//Set to FALSE to never let this light get switched to night mode.
-	var/nightshift_brightness = 8
+	var/nightshift_brightness = 5
 	var/nightshift_light_power = 0.45
-	var/nightshift_light_color = "#FFDDCC"
+	var/nightshift_light_color = "#dafcff"
 
 	var/emergency_mode = FALSE	// if true, the light is in emergency mode
 	var/no_emergency = FALSE	// if true, this light cannot ever have an emergency mode
diff --git a/sound/AI/burger.ogg b/sound/AI/burger.ogg
new file mode 100644
index 000000000..d75a77a45
Binary files /dev/null and b/sound/AI/burger.ogg differ
diff --git a/sound/AI/cleaning.ogg b/sound/AI/cleaning.ogg
deleted file mode 100644
index a97a91305..000000000
Binary files a/sound/AI/cleaning.ogg and /dev/null differ
diff --git a/sound/AI/commandreport.ogg b/sound/AI/commandreport.ogg
index 900666690..8b5e3f486 100644
Binary files a/sound/AI/commandreport.ogg and b/sound/AI/commandreport.ogg differ
diff --git a/sound/AI/crystal.ogg b/sound/AI/crystal.ogg
index b6e7bbe9a..765568225 100644
Binary files a/sound/AI/crystal.ogg and b/sound/AI/crystal.ogg differ
diff --git a/sound/AI/night.ogg b/sound/AI/night.ogg
new file mode 100644
index 000000000..1e869fdb1
Binary files /dev/null and b/sound/AI/night.ogg differ
diff --git a/sound/AI/night2.ogg b/sound/AI/night2.ogg
new file mode 100644
index 000000000..d906c8a0e
Binary files /dev/null and b/sound/AI/night2.ogg differ
diff --git a/sound/AI/personal/brute.ogg b/sound/AI/personal/brute.ogg
new file mode 100644
index 000000000..1ed0e3ce3
Binary files /dev/null and b/sound/AI/personal/brute.ogg differ
diff --git a/sound/AI/personal/cleaning.ogg b/sound/AI/personal/cleaning.ogg
new file mode 100644
index 000000000..774d0584c
Binary files /dev/null and b/sound/AI/personal/cleaning.ogg differ
diff --git a/sound/AI/personal/seekmedical.ogg b/sound/AI/personal/seekmedical.ogg
new file mode 100644
index 000000000..af1a27e2d
Binary files /dev/null and b/sound/AI/personal/seekmedical.ogg differ