Levi demonstrated the form of bowing down until he was resting on his thumbs before Rebbe, and he became lame in attempting to rise: Succah 53a; Megillah 22b
Levi having difficulty answering questions in "the City": Yevamot 105a
Levi trying to understand a claimant in a foreign tongue: Rosh HaShanah 26a-b
Levi once visited Bavel and felt that they had the wrong day for Yom Kippur, but he wouldn't testify because he hadn't actually heard the court declare the month: Rosh HaShanah 21a
People brought Levi straw through an area on Shabbat by making a wall out of human beings: Eruvin 44b
Involvement with other Sages
Levi called Rebbe "Rebbe": Shabbat 156a
Rebbe praised a question from Levi. Rabbi Shimon son of Rebbe challenged the value of the question based on a mishnah, and Rebbe retorted, "He asked me a wise question, and you reply based on a mishnah?!" because there were multiple editions of that mishnah: Zevachim 30b
Levi used to entertain Rebbe by juggling eight knives: Succah 53a
Levi didn't ex-communicate Yosef Rishba when he served fowl and milk, because he thought Yosef Rishba may rule like the minority opinion allowing it: Shabbat 130a
Levi made five Blessings by Rabbi Shimon Ben Rebbe's Wedding: Ketuvot 8a
Levi sent Rebbe liquor made from 13 filtrations of water over dates: Pesachim 107a
Levi cited a ruling from Rebbe, and nobody listened, but then he cited it as being a majority view and it was approved: Gittin 20a
Levi would only judge an animal's fatal wounds on a holiday if he was near a garbage heap, becuase he held that if it died on Yom Tov and wasn't Kosher, it was rendered an item created on the Holiday and so one couldn't use it: Shabbat 156b
Levi calling Shemuel, "Aryoch": Kiddushin 39a; Menachot 38b
Levi saying to Shemuel, "Don't sit down until you explain" a specific legal issue: Menachot 38b
Levi asking Shemuel to give him some of an item which Shemuel forbade: Kiddushin 39a
Shemuel's father and Levi leaving a synagogue on hearing Angels approaching: Megillah 29a
Levi was punished for upsetting Rabbi Efes by not attending his beit midrash: Berachot 18b
Rava said to Rav Huna of Descarta, who had cited Levi to challenge him, "If Levi were here, he would ex-communicate you [invoking 'pulsa d'nura'] for mis-quoting him!": Bava Metzia 47a
Levi learned a lesson from Rav Nachman, and immediately edited his teachings to include it: Bava Metzia 48a-b
Rav and Levi teaching different Aramaic translations of Bereishit 49:27, tied to their halachic views: Zevachim 54a