What was the peak date of Kelis's song?
CREATE TABLE table_79260 (
    "Song" text,
    "Featured artist" text,
    "Main artist" text,
    "Peak date" text,
    "Peak" real
)
SELECT "Peak date" FROM table_79260 WHERE "Main artist" = 'kelis'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the peak date of Kelis's song? ### Input: CREATE TABLE table_79260 (
    "Song" text,
    "Featured artist" text,
    "Main artist" text,
    "Peak date" text,
    "Peak" real
) ### Response: SELECT "Peak date" FROM table_79260 WHERE "Main artist" = 'kelis'