The 36-year-old basketball player made his first public appearance since his near-fatal collapse last October at the "All Day" rapper's Yeezy show and "Life of Pablo" listening party at New York's Madison Square Garden, reported TMZ.
West, 38, who is married to Kim Kardashian West, the sister of Lamar's estranged wife Khloe Kardashian - was a frequent visitor to the former NBA star's hospital bedside, where he would play rough cuts of his new music.
And Odom began remembering some of the specific lyrics, in one of the first signs his condition was improving.
The "Kocktails with Khloe" star and her spouse had flown from Los Angeles to New York by private jet.