diff --git a/run.sh b/run.sh
index dedae77..9f10cfb 100755
--- a/run.sh
+++ b/run.sh
@@ -12,6 +12,7 @@ docker run -it --rm \
   -v ~/projects/faculty/4850_AdvancedFE/2024-fall-alex/modules:/app/storage/advanced_frontend \
   -v ~/projects/faculty/1810/2025-spring-alex/online:/app/storage/intro_to_web_online \
   -v ~/projects/faculty/1400/2025_spring_alex/modules:/app/storage/1400 \
+  -v ~/projects/faculty/3840_Telemetry/2025_spring_alex/modules:/app/storage/telemetry \
   node \
     sh -c "
       mkdir -p ~/.npm-global && \
diff --git a/src/app/course/[courseName]/calendar/day/DayTitle.tsx b/src/app/course/[courseName]/calendar/day/DayTitle.tsx
index 792f93b..e973082 100644
--- a/src/app/course/[courseName]/calendar/day/DayTitle.tsx
+++ b/src/app/course/[courseName]/calendar/day/DayTitle.tsx
@@ -7,6 +7,9 @@ import { DraggableItem } from "../../context/drag/draggingContext";
 import { useDragStyleContext } from "../../context/drag/dragStyleContext";
 import { getLectureForDay } from "@/models/local/utils/lectureUtils";
 import { useLecturesSuspenseQuery } from "@/hooks/localCourse/lectureHooks";
+import ClientOnly from "@/components/ClientOnly";
+import { Tooltip } from "@/components/Tooltip";
+import { useRef, useState } from "react";
 
 export function DayTitle({ day, dayAsDate }: { day: string; dayAsDate: Date }) {
   const { courseName } = useCourseContext();
@@ -14,6 +17,8 @@ export function DayTitle({ day, dayAsDate }: { day: string; dayAsDate: Date }) {
   const { setIsDragging } = useDragStyleContext();
   const todaysLecture = getLectureForDay(weeks, dayAsDate);
   const modal = useModal();
+  const linkRef = useRef<HTMLAnchorElement>(null);
+  const [tooltipVisible, setTooltipVisible] = useState(false);
 
   const lectureName = todaysLecture && (todaysLecture.name || "lecture");
 
@@ -38,9 +43,21 @@ export function DayTitle({ day, dayAsDate }: { day: string; dayAsDate: Date }) {
             setIsDragging(true);
           }
         }}
+        ref={linkRef}
+        onMouseEnter={() => setTooltipVisible(true)}
+        onMouseLeave={() => setTooltipVisible(false)}
       >
         {dayAsDate.getDate()} {lectureName}
       </Link>
+      <ClientOnly>
+        {(lectureName?.length ?? 0) > 0 && (
+          <Tooltip
+            message={lectureName}
+            targetRef={linkRef}
+            visible={tooltipVisible}
+          />
+        )}
+      </ClientOnly>
       <Modal
         modalControl={modal}
         buttonText="+"
diff --git a/src/app/course/[courseName]/calendar/day/ItemInDay.tsx b/src/app/course/[courseName]/calendar/day/ItemInDay.tsx
index ea500be..2ef9aba 100644
--- a/src/app/course/[courseName]/calendar/day/ItemInDay.tsx
+++ b/src/app/course/[courseName]/calendar/day/ItemInDay.tsx
@@ -6,7 +6,7 @@ import { useCourseContext } from "../../context/courseContext";
 import { DraggableItem } from "../../context/drag/draggingContext";
 import ClientOnly from "@/components/ClientOnly";
 import { useDragStyleContext } from "../../context/drag/dragStyleContext";
-import { DayItemTooltip } from "./DayItemTooltip";
+import { Tooltip } from "../../../../../components/Tooltip";
 
 export function ItemInDay({
   type,
@@ -59,7 +59,7 @@ export function ItemInDay({
         {item.name}
       </Link>
       <ClientOnly>
-        <DayItemTooltip
+        <Tooltip
           message={message}
           targetRef={linkRef}
           visible={tooltipVisible && status === "incomplete"}
diff --git a/src/app/course/[courseName]/calendar/day/DayItemTooltip.tsx b/src/components/Tooltip.tsx
similarity index 77%
rename from src/app/course/[courseName]/calendar/day/DayItemTooltip.tsx
rename to src/components/Tooltip.tsx
index 59736fb..8b5611d 100644
--- a/src/app/course/[courseName]/calendar/day/DayItemTooltip.tsx
+++ b/src/components/Tooltip.tsx
@@ -1,7 +1,7 @@
 import { ReactNode } from "react";
 import { createPortal } from "react-dom";
 
-export const DayItemTooltip: React.FC<{
+export const Tooltip: React.FC<{
   message: ReactNode;
   targetRef: React.RefObject<HTMLAnchorElement | null>;
   visible: boolean;
@@ -16,10 +16,10 @@ export const DayItemTooltip: React.FC<{
       }}
       className={
         " absolute -translate-x-1/2 " +
-        " bg-gray-800 text-white text-sm " +
-        " rounded py-1 px-2 " +
+        " bg-gray-900 text-slate-200 text-sm " +
+        " rounded-md py-1 px-2 " +
         " transition-all duration-400 " +
-        " border border-slate-700 shadow-[0_0px_10px_0px] shadow-slate-500/50 " +
+        " border border-slate-700 shadow-[0px_0px_10px_5px] shadow-slate-500/20 " +
         (visible ? "  " : " hidden -z-50 ")
       }
       role="tooltip"