diff --git a/README.md b/README.md
index f5dd0c2..c6df21f 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Feel free to explore, learn, and share your own approaches.
 - [ ] **3/18:** [Flight Vouchers](https://github.com/codedex-io/daily-challenges/tree/main/march-2026/3-18-flight-vouchers) 🏖️
 - [ ] **3/19:** [March Madness](https://github.com/codedex-io/daily-challenges/tree/main/march-2026/3-19-march-madness) 🏀
 - [ ] **3/20:** Cherry Blossoms 🌸
-- [ ] **3/21:** First Tweet 🐦
+- [x] **3/21:** [First Tweet](https://github.com/codedex-io/daily-challenges/tree/main/march-2026/3-21-first-tweet) 🐦
 - [ ] **3/22:** ❓❓❓
 - [ ] **3/23:** ❓❓❓
 - [ ] **3/24:** ❓❓❓
diff --git a/march-2026/3-20-first-tweet/first-tweet.py b/march-2026/3-20-first-tweet/first-tweet.py
new file mode 100644
index 0000000..b3d8416
--- /dev/null
+++ b/march-2026/3-20-first-tweet/first-tweet.py
@@ -0,0 +1,29 @@
+def tweet_balance(tweet):
+  # first we split the tweet and initialize the char count
+  split_tweet = tweet.split(" ")
+  char_count = 0
+
+  # for each word in the split tweet
+  for word in split_tweet:
+    # if @ add 20
+    if word.startswith("@"):
+      char_count += 20
+    # if url add 23
+    elif word.startswith("http://") or word.startswith("https://"):
+      char_count += 23
+    else:
+      # for each character
+      for char in word:
+        # if ascii value at least 0x1F000 it means it's an emoji
+        if ord(char) >= 0x1F000:
+          char_count += 2
+        else:
+          char_count += 1
+
+    # space after each word
+    char_count += 1
+
+  # no trailing space after last word
+  char_count -= 1
+
+  return (140 - char_count)
\ No newline at end of file